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Finding the Fourth Proportional to 63,615.88, 87,792.96 and 36,761.95

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Solution

The fourth proportional to 63,615.88, 87,792.96 and 36,761.95 is: 50,733.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,615.88 : 87,792.96 = 36,761.95 : x
  2. Step 2: Convert to fraction form
    63,615.88/87,792.96 = 36,761.95/x
  3. Step 3: Cross multiply
    63,615.88x = 87,792.96 × 36,761.95
  4. Step 4: Simplify right side
    63,615.88x = 3,227,440,405.87
  5. Step 5: Solve for x
    x = 3,227,440,405.87/63,615.88
  6. Step 6: Final answer
    x = 50,733.25

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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.