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Finding the Fourth Proportional to 58,551.48, 87,654.92 and 36,293.40

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Solution

The fourth proportional to 58,551.48, 87,654.92 and 36,293.40 is: 54,333.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,551.48 : 87,654.92 = 36,293.40 : x
  2. Step 2: Convert to fraction form
    58,551.48/87,654.92 = 36,293.40/x
  3. Step 3: Cross multiply
    58,551.48x = 87,654.92 × 36,293.40
  4. Step 4: Simplify right side
    58,551.48x = 3,181,295,073.53
  5. Step 5: Solve for x
    x = 3,181,295,073.53/58,551.48
  6. Step 6: Final answer
    x = 54,333.30

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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.