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Finding the Fourth Proportional to 83,236.91, 124,867.17 and 27,058.95

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Solution

The fourth proportional to 83,236.91, 124,867.17 and 27,058.95 is: 40,592.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,236.91 : 124,867.17 = 27,058.95 : x
  2. Step 2: Convert to fraction form
    83,236.91/124,867.17 = 27,058.95/x
  3. Step 3: Cross multiply
    83,236.91x = 124,867.17 × 27,058.95
  4. Step 4: Simplify right side
    83,236.91x = 3,378,774,509.67
  5. Step 5: Solve for x
    x = 3,378,774,509.67/83,236.91
  6. Step 6: Final answer
    x = 40,592.27

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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.