Home / 83,240.68-124,792.62-38,845.48

Finding the Fourth Proportional to 83,240.68, 124,792.62 and 38,845.48

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Solution

The fourth proportional to 83,240.68, 124,792.62 and 38,845.48 is: 58,236.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,240.68 : 124,792.62 = 38,845.48 : x
  2. Step 2: Convert to fraction form
    83,240.68/124,792.62 = 38,845.48/x
  3. Step 3: Cross multiply
    83,240.68x = 124,792.62 × 38,845.48
  4. Step 4: Simplify right side
    83,240.68x = 4,847,629,224.36
  5. Step 5: Solve for x
    x = 4,847,629,224.36/83,240.68
  6. Step 6: Final answer
    x = 58,236.30

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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.