Home / 152,494.38-210,436.20-84,514.23

Finding the Fourth Proportional to 152,494.38, 210,436.20 and 84,514.23

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Solution

The fourth proportional to 152,494.38, 210,436.20 and 84,514.23 is: 116,626.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,494.38 : 210,436.20 = 84,514.23 : x
  2. Step 2: Convert to fraction form
    152,494.38/210,436.20 = 84,514.23/x
  3. Step 3: Cross multiply
    152,494.38x = 210,436.20 × 84,514.23
  4. Step 4: Simplify right side
    152,494.38x = 17,784,853,407.13
  5. Step 5: Solve for x
    x = 17,784,853,407.13/152,494.38
  6. Step 6: Final answer
    x = 116,626.29

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Half scale
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Double scale
Find fourth proportional to 152,495.38, 210,437.58 and 84,515.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.