Home / 83,062.45-124,611.90-40,962.70

Finding the Fourth Proportional to 83,062.45, 124,611.90 and 40,962.70

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Solution

The fourth proportional to 83,062.45, 124,611.90 and 40,962.70 is: 61,453.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,062.45 : 124,611.90 = 40,962.70 : x
  2. Step 2: Convert to fraction form
    83,062.45/124,611.90 = 40,962.70/x
  3. Step 3: Cross multiply
    83,062.45x = 124,611.90 × 40,962.70
  4. Step 4: Simplify right side
    83,062.45x = 5,104,439,876.13
  5. Step 5: Solve for x
    x = 5,104,439,876.13/83,062.45
  6. Step 6: Final answer
    x = 61,453.04

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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.