Home / 63,731.92-87,962.70-36,883.12

Finding the Fourth Proportional to 63,731.92, 87,962.70 and 36,883.12

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Solution

The fourth proportional to 63,731.92, 87,962.70 and 36,883.12 is: 50,906.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,731.92 : 87,962.70 = 36,883.12 : x
  2. Step 2: Convert to fraction form
    63,731.92/87,962.70 = 36,883.12/x
  3. Step 3: Cross multiply
    63,731.92x = 87,962.70 × 36,883.12
  4. Step 4: Simplify right side
    63,731.92x = 3,244,338,819.62
  5. Step 5: Solve for x
    x = 3,244,338,819.62/63,731.92
  6. Step 6: Final answer
    x = 50,906.03

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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.