Home / 181,528.85-250,335.96-120,177.92

Finding the Fourth Proportional to 181,528.85, 250,335.96 and 120,177.92

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Solution

The fourth proportional to 181,528.85, 250,335.96 and 120,177.92 is: 165,730.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,528.85 : 250,335.96 = 120,177.92 : x
  2. Step 2: Convert to fraction form
    181,528.85/250,335.96 = 120,177.92/x
  3. Step 3: Cross multiply
    181,528.85x = 250,335.96 × 120,177.92
  4. Step 4: Simplify right side
    181,528.85x = 30,084,854,974.00
  5. Step 5: Solve for x
    x = 30,084,854,974.00/181,528.85
  6. Step 6: Final answer
    x = 165,730.43

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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.