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Finding the Fourth Proportional to 114,711.66, 158,296.95 and 63,727.97

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Solution

The fourth proportional to 114,711.66, 158,296.95 and 63,727.97 is: 87,941.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,711.66 : 158,296.95 = 63,727.97 : x
  2. Step 2: Convert to fraction form
    114,711.66/158,296.95 = 63,727.97/x
  3. Step 3: Cross multiply
    114,711.66x = 158,296.95 × 63,727.97
  4. Step 4: Simplify right side
    114,711.66x = 10,087,942,489.21
  5. Step 5: Solve for x
    x = 10,087,942,489.21/114,711.66
  6. Step 6: Final answer
    x = 87,941.74

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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.