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Finding the Fourth Proportional to 58,474.71, 87,711.30 and 14,101.13

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Solution

The fourth proportional to 58,474.71, 87,711.30 and 14,101.13 is: 21,151.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,474.71 : 87,711.30 = 14,101.13 : x
  2. Step 2: Convert to fraction form
    58,474.71/87,711.30 = 14,101.13/x
  3. Step 3: Cross multiply
    58,474.71x = 87,711.30 × 14,101.13
  4. Step 4: Simplify right side
    58,474.71x = 1,236,828,663.05
  5. Step 5: Solve for x
    x = 1,236,828,663.05/58,474.71
  6. Step 6: Final answer
    x = 21,151.51

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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.