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Finding the Fourth Proportional to 63,479.83, 87,599.14 and 36,630.97

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Solution

The fourth proportional to 63,479.83, 87,599.14 and 36,630.97 is: 50,548.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,479.83 : 87,599.14 = 36,630.97 : x
  2. Step 2: Convert to fraction form
    63,479.83/87,599.14 = 36,630.97/x
  3. Step 3: Cross multiply
    63,479.83x = 87,599.14 × 36,630.97
  4. Step 4: Simplify right side
    63,479.83x = 3,208,841,469.37
  5. Step 5: Solve for x
    x = 3,208,841,469.37/63,479.83
  6. Step 6: Final answer
    x = 50,548.99

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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.