Home / 83,179.92-114,789.84-45,453.36

Finding the Fourth Proportional to 83,179.92, 114,789.84 and 45,453.36

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Solution

The fourth proportional to 83,179.92, 114,789.84 and 45,453.36 is: 62,726.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,179.92 : 114,789.84 = 45,453.36 : x
  2. Step 2: Convert to fraction form
    83,179.92/114,789.84 = 45,453.36/x
  3. Step 3: Cross multiply
    83,179.92x = 114,789.84 × 45,453.36
  4. Step 4: Simplify right side
    83,179.92x = 5,217,583,921.86
  5. Step 5: Solve for x
    x = 5,217,583,921.86/83,179.92
  6. Step 6: Final answer
    x = 62,726.48

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1.5x scale

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.