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Finding the Fourth Proportional to 62,575.76, 93,862.63 and 15,191.23

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Solution

The fourth proportional to 62,575.76, 93,862.63 and 15,191.23 is: 22,786.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,575.76 : 93,862.63 = 15,191.23 : x
  2. Step 2: Convert to fraction form
    62,575.76/93,862.63 = 15,191.23/x
  3. Step 3: Cross multiply
    62,575.76x = 93,862.63 × 15,191.23
  4. Step 4: Simplify right side
    62,575.76x = 1,425,888,800.73
  5. Step 5: Solve for x
    x = 1,425,888,800.73/62,575.76
  6. Step 6: Final answer
    x = 22,786.60

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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.