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Finding the Fourth Proportional to 58,294.62, 87,470.82 and 38,567.88

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Solution

The fourth proportional to 58,294.62, 87,470.82 and 38,567.88 is: 57,870.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,294.62 : 87,470.82 = 38,567.88 : x
  2. Step 2: Convert to fraction form
    58,294.62/87,470.82 = 38,567.88/x
  3. Step 3: Cross multiply
    58,294.62x = 87,470.82 × 38,567.88
  4. Step 4: Simplify right side
    58,294.62x = 3,373,564,089.26
  5. Step 5: Solve for x
    x = 3,373,564,089.26/58,294.62
  6. Step 6: Final answer
    x = 57,870.93

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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.