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Finding the Fourth Proportional to 49,652.96, 74,479.92 and 14,593.20

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Solution

The fourth proportional to 49,652.96, 74,479.92 and 14,593.20 is: 21,889.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,652.96 : 74,479.92 = 14,593.20 : x
  2. Step 2: Convert to fraction form
    49,652.96/74,479.92 = 14,593.20/x
  3. Step 3: Cross multiply
    49,652.96x = 74,479.92 × 14,593.20
  4. Step 4: Simplify right side
    49,652.96x = 1,086,900,368.54
  5. Step 5: Solve for x
    x = 1,086,900,368.54/49,652.96
  6. Step 6: Final answer
    x = 21,889.94

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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.