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Finding the Fourth Proportional to 88,706.96, 133,023.72 and 36,080.72

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Solution

The fourth proportional to 88,706.96, 133,023.72 and 36,080.72 is: 54,106.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,706.96 : 133,023.72 = 36,080.72 : x
  2. Step 2: Convert to fraction form
    88,706.96/133,023.72 = 36,080.72/x
  3. Step 3: Cross multiply
    88,706.96x = 133,023.72 × 36,080.72
  4. Step 4: Simplify right side
    88,706.96x = 4,799,591,594.68
  5. Step 5: Solve for x
    x = 4,799,591,594.68/88,706.96
  6. Step 6: Final answer
    x = 54,106.14

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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.