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Finding the Fourth Proportional to 52,792.92, 79,201.62 and 15,353.88

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Solution

The fourth proportional to 52,792.92, 79,201.62 and 15,353.88 is: 23,034.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,792.92 : 79,201.62 = 15,353.88 : x
  2. Step 2: Convert to fraction form
    52,792.92/79,201.62 = 15,353.88/x
  3. Step 3: Cross multiply
    52,792.92x = 79,201.62 × 15,353.88
  4. Step 4: Simplify right side
    52,792.92x = 1,216,052,169.29
  5. Step 5: Solve for x
    x = 1,216,052,169.29/52,792.92
  6. Step 6: Final answer
    x = 23,034.38

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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.