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Finding the Fourth Proportional to 63,913.96, 88,224.42 and 38,762.92

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Solution

The fourth proportional to 63,913.96, 88,224.42 and 38,762.92 is: 53,506.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,913.96 : 88,224.42 = 38,762.92 : x
  2. Step 2: Convert to fraction form
    63,913.96/88,224.42 = 38,762.92/x
  3. Step 3: Cross multiply
    63,913.96x = 88,224.42 × 38,762.92
  4. Step 4: Simplify right side
    63,913.96x = 3,419,836,134.51
  5. Step 5: Solve for x
    x = 3,419,836,134.51/63,913.96
  6. Step 6: Final answer
    x = 53,506.87

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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.