Home / 181,207.02-271,690.56-86,451.83

Finding the Fourth Proportional to 181,207.02, 271,690.56 and 86,451.83

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Solution

The fourth proportional to 181,207.02, 271,690.56 and 86,451.83 is: 129,620.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,207.02 : 271,690.56 = 86,451.83 : x
  2. Step 2: Convert to fraction form
    181,207.02/271,690.56 = 86,451.83/x
  3. Step 3: Cross multiply
    181,207.02x = 271,690.56 × 86,451.83
  4. Step 4: Simplify right side
    181,207.02x = 23,488,146,105.72
  5. Step 5: Solve for x
    x = 23,488,146,105.72/181,207.02
  6. Step 6: Final answer
    x = 129,620.51

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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.