Home / 153,343.27-230,012.84-39,490.45

Finding the Fourth Proportional to 153,343.27, 230,012.84 and 39,490.45

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Solution

The fourth proportional to 153,343.27, 230,012.84 and 39,490.45 is: 59,235.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,343.27 : 230,012.84 = 39,490.45 : x
  2. Step 2: Convert to fraction form
    153,343.27/230,012.84 = 39,490.45/x
  3. Step 3: Cross multiply
    153,343.27x = 230,012.84 × 39,490.45
  4. Step 4: Simplify right side
    153,343.27x = 9,083,310,081.07
  5. Step 5: Solve for x
    x = 9,083,310,081.07/153,343.27
  6. Step 6: Final answer
    x = 59,235.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.