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Finding the Fourth Proportional to 92,634, 127,841.42 and 52,351.50

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Solution

The fourth proportional to 92,634, 127,841.42 and 52,351.50 is: 72,248.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,634 : 127,841.42 = 52,351.50 : x
  2. Step 2: Convert to fraction form
    92,634/127,841.42 = 52,351.50/x
  3. Step 3: Cross multiply
    92,634x = 127,841.42 × 52,351.50
  4. Step 4: Simplify right side
    92,634x = 6,692,690,099.13
  5. Step 5: Solve for x
    x = 6,692,690,099.13/92,634
  6. Step 6: Final answer
    x = 72,248.74

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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.