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Finding the Fourth Proportional to 63,403.88, 87,497.19 and 36,546.17

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Solution

The fourth proportional to 63,403.88, 87,497.19 and 36,546.17 is: 50,433.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,403.88 : 87,497.19 = 36,546.17 : x
  2. Step 2: Convert to fraction form
    63,403.88/87,497.19 = 36,546.17/x
  3. Step 3: Cross multiply
    63,403.88x = 87,497.19 × 36,546.17
  4. Step 4: Simplify right side
    63,403.88x = 3,197,686,742.78
  5. Step 5: Solve for x
    x = 3,197,686,742.78/63,403.88
  6. Step 6: Final answer
    x = 50,433.62

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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.