Home / 83,201.40-114,817.89-45,475.65

Finding the Fourth Proportional to 83,201.40, 114,817.89 and 45,475.65

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Solution

The fourth proportional to 83,201.40, 114,817.89 and 45,475.65 is: 62,756.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,201.40 : 114,817.89 = 45,475.65 : x
  2. Step 2: Convert to fraction form
    83,201.40/114,817.89 = 45,475.65/x
  3. Step 3: Cross multiply
    83,201.40x = 114,817.89 × 45,475.65
  4. Step 4: Simplify right side
    83,201.40x = 5,221,418,179.38
  5. Step 5: Solve for x
    x = 5,221,418,179.38/83,201.40
  6. Step 6: Final answer
    x = 62,756.37

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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.