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Finding the Fourth Proportional to 108,725.00, 150,046.70 and 60,974.55

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Solution

The fourth proportional to 108,725.00, 150,046.70 and 60,974.55 is: 84,148.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,725.00 : 150,046.70 = 60,974.55 : x
  2. Step 2: Convert to fraction form
    108,725.00/150,046.70 = 60,974.55/x
  3. Step 3: Cross multiply
    108,725.00x = 150,046.70 × 60,974.55
  4. Step 4: Simplify right side
    108,725.00x = 9,149,029,706.61
  5. Step 5: Solve for x
    x = 9,149,029,706.61/108,725.00
  6. Step 6: Final answer
    x = 84,148.36

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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.