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Finding the Fourth Proportional to 110,604.52, 152,650.66 and 67,608.80

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Solution

The fourth proportional to 110,604.52, 152,650.66 and 67,608.80 is: 93,310.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,604.52 : 152,650.66 = 67,608.80 : x
  2. Step 2: Convert to fraction form
    110,604.52/152,650.66 = 67,608.80/x
  3. Step 3: Cross multiply
    110,604.52x = 152,650.66 × 67,608.80
  4. Step 4: Simplify right side
    110,604.52x = 10,320,528,154.41
  5. Step 5: Solve for x
    x = 10,320,528,154.41/110,604.52
  6. Step 6: Final answer
    x = 93,310.19

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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.