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Finding the Fourth Proportional to 62,572.72, 93,889.48 and 27,507.84

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Solution

The fourth proportional to 62,572.72, 93,889.48 and 27,507.84 is: 41,275.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,572.72 : 93,889.48 = 27,507.84 : x
  2. Step 2: Convert to fraction form
    62,572.72/93,889.48 = 27,507.84/x
  3. Step 3: Cross multiply
    62,572.72x = 93,889.48 × 27,507.84
  4. Step 4: Simplify right side
    62,572.72x = 2,582,696,793.52
  5. Step 5: Solve for x
    x = 2,582,696,793.52/62,572.72
  6. Step 6: Final answer
    x = 41,275.12

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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.