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Finding the Fourth Proportional to 61,851.55, 92,901.60 and 60,107.41

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Solution

The fourth proportional to 61,851.55, 92,901.60 and 60,107.41 is: 90,281.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,851.55 : 92,901.60 = 60,107.41 : x
  2. Step 2: Convert to fraction form
    61,851.55/92,901.60 = 60,107.41/x
  3. Step 3: Cross multiply
    61,851.55x = 92,901.60 × 60,107.41
  4. Step 4: Simplify right side
    61,851.55x = 5,584,074,560.86
  5. Step 5: Solve for x
    x = 5,584,074,560.86/61,851.55
  6. Step 6: Final answer
    x = 90,281.89

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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.