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Finding the Fourth Proportional to 67,600.53, 93,291.65 and 37,385.86

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Solution

The fourth proportional to 67,600.53, 93,291.65 and 37,385.86 is: 51,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,600.53 : 93,291.65 = 37,385.86 : x
  2. Step 2: Convert to fraction form
    67,600.53/93,291.65 = 37,385.86/x
  3. Step 3: Cross multiply
    67,600.53x = 93,291.65 × 37,385.86
  4. Step 4: Simplify right side
    67,600.53x = 3,487,788,566.07
  5. Step 5: Solve for x
    x = 3,487,788,566.07/67,600.53
  6. Step 6: Final answer
    x = 51,594.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.