Home / 181,983.10-272,974.65-156,613.90

Finding the Fourth Proportional to 181,983.10, 272,974.65 and 156,613.90

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Solution

The fourth proportional to 181,983.10, 272,974.65 and 156,613.90 is: 234,920.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,983.10 : 272,974.65 = 156,613.90 : x
  2. Step 2: Convert to fraction form
    181,983.10/272,974.65 = 156,613.90/x
  3. Step 3: Cross multiply
    181,983.10x = 272,974.65 × 156,613.90
  4. Step 4: Simplify right side
    181,983.10x = 42,751,624,537.64
  5. Step 5: Solve for x
    x = 42,751,624,537.64/181,983.10
  6. Step 6: Final answer
    x = 234,920.85

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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.