Home / 162,052.26-223,605.38-90,432.11

Finding the Fourth Proportional to 162,052.26, 223,605.38 and 90,432.11

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Solution

The fourth proportional to 162,052.26, 223,605.38 and 90,432.11 is: 124,781.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,052.26 : 223,605.38 = 90,432.11 : x
  2. Step 2: Convert to fraction form
    162,052.26/223,605.38 = 90,432.11/x
  3. Step 3: Cross multiply
    162,052.26x = 223,605.38 × 90,432.11
  4. Step 4: Simplify right side
    162,052.26x = 20,221,106,597.16
  5. Step 5: Solve for x
    x = 20,221,106,597.16/162,052.26
  6. Step 6: Final answer
    x = 124,781.39

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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.