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Finding the Fourth Proportional to 57,616.68, 86,432.04 and 16,063.68

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Solution

The fourth proportional to 57,616.68, 86,432.04 and 16,063.68 is: 24,097.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,616.68 : 86,432.04 = 16,063.68 : x
  2. Step 2: Convert to fraction form
    57,616.68/86,432.04 = 16,063.68/x
  3. Step 3: Cross multiply
    57,616.68x = 86,432.04 × 16,063.68
  4. Step 4: Simplify right side
    57,616.68x = 1,388,416,632.31
  5. Step 5: Solve for x
    x = 1,388,416,632.31/57,616.68
  6. Step 6: Final answer
    x = 24,097.48

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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.