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Finding the Fourth Proportional to 63,725.80, 95,588.70 and 61,306.60

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Solution

The fourth proportional to 63,725.80, 95,588.70 and 61,306.60 is: 91,959.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,725.80 : 95,588.70 = 61,306.60 : x
  2. Step 2: Convert to fraction form
    63,725.80/95,588.70 = 61,306.60/x
  3. Step 3: Cross multiply
    63,725.80x = 95,588.70 × 61,306.60
  4. Step 4: Simplify right side
    63,725.80x = 5,860,218,195.42
  5. Step 5: Solve for x
    x = 5,860,218,195.42/63,725.80
  6. Step 6: Final answer
    x = 91,959.90

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1.5x scale

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.