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Finding the Fourth Proportional to 57,901.60, 86,852.40 and 24,613.30

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Solution

The fourth proportional to 57,901.60, 86,852.40 and 24,613.30 is: 36,919.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,901.60 : 86,852.40 = 24,613.30 : x
  2. Step 2: Convert to fraction form
    57,901.60/86,852.40 = 24,613.30/x
  3. Step 3: Cross multiply
    57,901.60x = 86,852.40 × 24,613.30
  4. Step 4: Simplify right side
    57,901.60x = 2,137,724,176.92
  5. Step 5: Solve for x
    x = 2,137,724,176.92/57,901.60
  6. Step 6: Final answer
    x = 36,919.95

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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.