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Finding the Fourth Proportional to 63,524.79, 87,648.08 and 38,034.09

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Solution

The fourth proportional to 63,524.79, 87,648.08 and 38,034.09 is: 52,477.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,524.79 : 87,648.08 = 38,034.09 : x
  2. Step 2: Convert to fraction form
    63,524.79/87,648.08 = 38,034.09/x
  3. Step 3: Cross multiply
    63,524.79x = 87,648.08 × 38,034.09
  4. Step 4: Simplify right side
    63,524.79x = 3,333,614,772.88
  5. Step 5: Solve for x
    x = 3,333,614,772.88/63,524.79
  6. Step 6: Final answer
    x = 52,477.38

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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.