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Finding the Fourth Proportional to 60,129.60, 90,124.69 and 22,665.69

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Solution

The fourth proportional to 60,129.60, 90,124.69 and 22,665.69 is: 33,972.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,129.60 : 90,124.69 = 22,665.69 : x
  2. Step 2: Convert to fraction form
    60,129.60/90,124.69 = 22,665.69/x
  3. Step 3: Cross multiply
    60,129.60x = 90,124.69 × 22,665.69
  4. Step 4: Simplify right side
    60,129.60x = 2,042,738,284.89
  5. Step 5: Solve for x
    x = 2,042,738,284.89/60,129.60
  6. Step 6: Final answer
    x = 33,972.26

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.