Home / 83,201.18-114,815.94-45,475.70

Finding the Fourth Proportional to 83,201.18, 114,815.94 and 45,475.70

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Solution

The fourth proportional to 83,201.18, 114,815.94 and 45,475.70 is: 62,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,201.18 : 114,815.94 = 45,475.70 : x
  2. Step 2: Convert to fraction form
    83,201.18/114,815.94 = 45,475.70/x
  3. Step 3: Cross multiply
    83,201.18x = 114,815.94 × 45,475.70
  4. Step 4: Simplify right side
    83,201.18x = 5,221,335,242.66
  5. Step 5: Solve for x
    x = 5,221,335,242.66/83,201.18
  6. Step 6: Final answer
    x = 62,755.54

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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.