Home / 181,691.04-272,545.56-69,350.16

Finding the Fourth Proportional to 181,691.04, 272,545.56 and 69,350.16

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Solution

The fourth proportional to 181,691.04, 272,545.56 and 69,350.16 is: 104,028.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,691.04 : 272,545.56 = 69,350.16 : x
  2. Step 2: Convert to fraction form
    181,691.04/272,545.56 = 69,350.16/x
  3. Step 3: Cross multiply
    181,691.04x = 272,545.56 × 69,350.16
  4. Step 4: Simplify right side
    181,691.04x = 18,901,078,193.29
  5. Step 5: Solve for x
    x = 18,901,078,193.29/181,691.04
  6. Step 6: Final answer
    x = 104,028.68

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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.