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Finding the Fourth Proportional to 110,542.67, 152,505.57 and 68,027.39

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Solution

The fourth proportional to 110,542.67, 152,505.57 and 68,027.39 is: 93,851.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,542.67 : 152,505.57 = 68,027.39 : x
  2. Step 2: Convert to fraction form
    110,542.67/152,505.57 = 68,027.39/x
  3. Step 3: Cross multiply
    110,542.67x = 152,505.57 × 68,027.39
  4. Step 4: Simplify right side
    110,542.67x = 10,374,555,125.03
  5. Step 5: Solve for x
    x = 10,374,555,125.03/110,542.67
  6. Step 6: Final answer
    x = 93,851.14

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1.5x scale

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.