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Finding the Fourth Proportional to 92,456.96, 138,691.20 and 37,045.76

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Solution

The fourth proportional to 92,456.96, 138,691.20 and 37,045.76 is: 55,570.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,456.96 : 138,691.20 = 37,045.76 : x
  2. Step 2: Convert to fraction form
    92,456.96/138,691.20 = 37,045.76/x
  3. Step 3: Cross multiply
    92,456.96x = 138,691.20 × 37,045.76
  4. Step 4: Simplify right side
    92,456.96x = 5,137,920,909.31
  5. Step 5: Solve for x
    x = 5,137,920,909.31/92,456.96
  6. Step 6: Final answer
    x = 55,570.95

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