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Finding the Fourth Proportional to 181,051.74, 271,486.49 and 62,691.30

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Solution

The fourth proportional to 181,051.74, 271,486.49 and 62,691.30 is: 94,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,051.74 : 271,486.49 = 62,691.30 : x
  2. Step 2: Convert to fraction form
    181,051.74/271,486.49 = 62,691.30/x
  3. Step 3: Cross multiply
    181,051.74x = 271,486.49 × 62,691.30
  4. Step 4: Simplify right side
    181,051.74x = 17,019,840,677.08
  5. Step 5: Solve for x
    x = 17,019,840,677.08/181,051.74
  6. Step 6: Final answer
    x = 94,005.40

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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.