Home / 83,169.45-124,772.40-41,069.70

Finding the Fourth Proportional to 83,169.45, 124,772.40 and 41,069.70

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Solution

The fourth proportional to 83,169.45, 124,772.40 and 41,069.70 is: 61,613.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,169.45 : 124,772.40 = 41,069.70 : x
  2. Step 2: Convert to fraction form
    83,169.45/124,772.40 = 41,069.70/x
  3. Step 3: Cross multiply
    83,169.45x = 124,772.40 × 41,069.70
  4. Step 4: Simplify right side
    83,169.45x = 5,124,365,036.28
  5. Step 5: Solve for x
    x = 5,124,365,036.28/83,169.45
  6. Step 6: Final answer
    x = 61,613.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.