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Finding the Fourth Proportional to 58,317.87, 87,424.72 and 22,770.92

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Solution

The fourth proportional to 58,317.87, 87,424.72 and 22,770.92 is: 34,136.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,317.87 : 87,424.72 = 22,770.92 : x
  2. Step 2: Convert to fraction form
    58,317.87/87,424.72 = 22,770.92/x
  3. Step 3: Cross multiply
    58,317.87x = 87,424.72 × 22,770.92
  4. Step 4: Simplify right side
    58,317.87x = 1,990,741,466.78
  5. Step 5: Solve for x
    x = 1,990,741,466.78/58,317.87
  6. Step 6: Final answer
    x = 34,136.04

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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.