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Finding the Fourth Proportional to 95,616.17, 131,811.98 and 63,296.63

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Solution

The fourth proportional to 95,616.17, 131,811.98 and 63,296.63 is: 87,257.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,616.17 : 131,811.98 = 63,296.63 : x
  2. Step 2: Convert to fraction form
    95,616.17/131,811.98 = 63,296.63/x
  3. Step 3: Cross multiply
    95,616.17x = 131,811.98 × 63,296.63
  4. Step 4: Simplify right side
    95,616.17x = 8,343,254,615.40
  5. Step 5: Solve for x
    x = 8,343,254,615.40/95,616.17
  6. Step 6: Final answer
    x = 87,257.78

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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.