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Finding the Fourth Proportional to 115,576.88, 159,496.10 and 62,584.88

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Solution

The fourth proportional to 115,576.88, 159,496.10 and 62,584.88 is: 86,367.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,576.88 : 159,496.10 = 62,584.88 : x
  2. Step 2: Convert to fraction form
    115,576.88/159,496.10 = 62,584.88/x
  3. Step 3: Cross multiply
    115,576.88x = 159,496.10 × 62,584.88
  4. Step 4: Simplify right side
    115,576.88x = 9,982,043,168.56
  5. Step 5: Solve for x
    x = 9,982,043,168.56/115,576.88
  6. Step 6: Final answer
    x = 86,367.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.