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Finding the Fourth Proportional to 58,766.68, 88,164.60 and 17,213.68

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Solution

The fourth proportional to 58,766.68, 88,164.60 and 17,213.68 is: 25,824.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,766.68 : 88,164.60 = 17,213.68 : x
  2. Step 2: Convert to fraction form
    58,766.68/88,164.60 = 17,213.68/x
  3. Step 3: Cross multiply
    58,766.68x = 88,164.60 × 17,213.68
  4. Step 4: Simplify right side
    58,766.68x = 1,517,637,211.73
  5. Step 5: Solve for x
    x = 1,517,637,211.73/58,766.68
  6. Step 6: Final answer
    x = 25,824.79

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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.