Home / 83,463.90-125,195.82-20,283.69

Finding the Fourth Proportional to 83,463.90, 125,195.82 and 20,283.69

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Solution

The fourth proportional to 83,463.90, 125,195.82 and 20,283.69 is: 30,425.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,463.90 : 125,195.82 = 20,283.69 : x
  2. Step 2: Convert to fraction form
    83,463.90/125,195.82 = 20,283.69/x
  3. Step 3: Cross multiply
    83,463.90x = 125,195.82 × 20,283.69
  4. Step 4: Simplify right side
    83,463.90x = 2,539,433,202.18
  5. Step 5: Solve for x
    x = 2,539,433,202.18/83,463.90
  6. Step 6: Final answer
    x = 30,425.53

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1.5x scale

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.