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Finding the Fourth Proportional to 63,993.92, 88,287.36 and 38,834.24

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Solution

The fourth proportional to 63,993.92, 88,287.36 and 38,834.24 is: 53,576.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,993.92 : 88,287.36 = 38,834.24 : x
  2. Step 2: Convert to fraction form
    63,993.92/88,287.36 = 38,834.24/x
  3. Step 3: Cross multiply
    63,993.92x = 88,287.36 × 38,834.24
  4. Step 4: Simplify right side
    63,993.92x = 3,428,572,527.21
  5. Step 5: Solve for x
    x = 3,428,572,527.21/63,993.92
  6. Step 6: Final answer
    x = 53,576.54

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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.