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Finding the Fourth Proportional to 242,166.07, 363,262.77 and 73,691.89

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Solution

The fourth proportional to 242,166.07, 363,262.77 and 73,691.89 is: 110,541.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,166.07 : 363,262.77 = 73,691.89 : x
  2. Step 2: Convert to fraction form
    242,166.07/363,262.77 = 73,691.89/x
  3. Step 3: Cross multiply
    242,166.07x = 363,262.77 × 73,691.89
  4. Step 4: Simplify right side
    242,166.07x = 26,769,519,179.78
  5. Step 5: Solve for x
    x = 26,769,519,179.78/242,166.07
  6. Step 6: Final answer
    x = 110,541.99

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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.