Home / 181,337.32-272,052.12-106,520.74

Finding the Fourth Proportional to 181,337.32, 272,052.12 and 106,520.74

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Solution

The fourth proportional to 181,337.32, 272,052.12 and 106,520.74 is: 159,808.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,337.32 : 272,052.12 = 106,520.74 : x
  2. Step 2: Convert to fraction form
    181,337.32/272,052.12 = 106,520.74/x
  3. Step 3: Cross multiply
    181,337.32x = 272,052.12 × 106,520.74
  4. Step 4: Simplify right side
    181,337.32x = 28,979,193,140.97
  5. Step 5: Solve for x
    x = 28,979,193,140.97/181,337.32
  6. Step 6: Final answer
    x = 159,808.21

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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.