Home / 63,529.66-87,613.56-39,658.54

Finding the Fourth Proportional to 63,529.66, 87,613.56 and 39,658.54

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Solution

The fourth proportional to 63,529.66, 87,613.56 and 39,658.54 is: 54,692.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,529.66 : 87,613.56 = 39,658.54 : x
  2. Step 2: Convert to fraction form
    63,529.66/87,613.56 = 39,658.54/x
  3. Step 3: Cross multiply
    63,529.66x = 87,613.56 × 39,658.54
  4. Step 4: Simplify right side
    63,529.66x = 3,474,625,873.80
  5. Step 5: Solve for x
    x = 3,474,625,873.80/63,529.66
  6. Step 6: Final answer
    x = 54,692.97

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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.