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Finding the Fourth Proportional to 114,581.70, 158,120.37 and 63,591.48

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Solution

The fourth proportional to 114,581.70, 158,120.37 and 63,591.48 is: 87,754.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,581.70 : 158,120.37 = 63,591.48 : x
  2. Step 2: Convert to fraction form
    114,581.70/158,120.37 = 63,591.48/x
  3. Step 3: Cross multiply
    114,581.70x = 158,120.37 × 63,591.48
  4. Step 4: Simplify right side
    114,581.70x = 10,055,108,346.45
  5. Step 5: Solve for x
    x = 10,055,108,346.45/114,581.70
  6. Step 6: Final answer
    x = 87,754.92

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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.