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Finding the Fourth Proportional to 64,005,691.85, 95,969,658.85 and 25,097,531.31

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Solution

The fourth proportional to 64,005,691.85, 95,969,658.85 and 25,097,531.31 is: 37,631,051.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,005,691.85 : 95,969,658.85 = 25,097,531.31 : x
  2. Step 2: Convert to fraction form
    64,005,691.85/95,969,658.85 = 25,097,531.31/x
  3. Step 3: Cross multiply
    64,005,691.85x = 95,969,658.85 × 25,097,531.31
  4. Step 4: Simplify right side
    64,005,691.85x = 2,408,601,517,713,092.50
  5. Step 5: Solve for x
    x = 2,408,601,517,713,092.50/64,005,691.85
  6. Step 6: Final answer
    x = 37,631,051.99

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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.