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Finding the Fourth Proportional to 58,982.31, 81,394.92 and 32,124.74

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Solution

The fourth proportional to 58,982.31, 81,394.92 and 32,124.74 is: 44,331.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,982.31 : 81,394.92 = 32,124.74 : x
  2. Step 2: Convert to fraction form
    58,982.31/81,394.92 = 32,124.74/x
  3. Step 3: Cross multiply
    58,982.31x = 81,394.92 × 32,124.74
  4. Step 4: Simplify right side
    58,982.31x = 2,614,790,235.35
  5. Step 5: Solve for x
    x = 2,614,790,235.35/58,982.31
  6. Step 6: Final answer
    x = 44,331.77

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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.