Home / 165,001.20-227,700.28-89,549.68

Finding the Fourth Proportional to 165,001.20, 227,700.28 and 89,549.68

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Solution

The fourth proportional to 165,001.20, 227,700.28 and 89,549.68 is: 123,577.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,001.20 : 227,700.28 = 89,549.68 : x
  2. Step 2: Convert to fraction form
    165,001.20/227,700.28 = 89,549.68/x
  3. Step 3: Cross multiply
    165,001.20x = 227,700.28 × 89,549.68
  4. Step 4: Simplify right side
    165,001.20x = 20,390,487,209.91
  5. Step 5: Solve for x
    x = 20,390,487,209.91/165,001.20
  6. Step 6: Final answer
    x = 123,577.81

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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.