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Finding the Fourth Proportional to 63,179.46, 87,192.25 and 36,330.39

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Solution

The fourth proportional to 63,179.46, 87,192.25 and 36,330.39 is: 50,138.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,179.46 : 87,192.25 = 36,330.39 : x
  2. Step 2: Convert to fraction form
    63,179.46/87,192.25 = 36,330.39/x
  3. Step 3: Cross multiply
    63,179.46x = 87,192.25 × 36,330.39
  4. Step 4: Simplify right side
    63,179.46x = 3,167,728,356.65
  5. Step 5: Solve for x
    x = 3,167,728,356.65/63,179.46
  6. Step 6: Final answer
    x = 50,138.58

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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.