Home / 43,517.88-60,020.46-29,172.78

Finding the Fourth Proportional to 43,517.88, 60,020.46 and 29,172.78

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Solution

The fourth proportional to 43,517.88, 60,020.46 and 29,172.78 is: 40,235.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,517.88 : 60,020.46 = 29,172.78 : x
  2. Step 2: Convert to fraction form
    43,517.88/60,020.46 = 29,172.78/x
  3. Step 3: Cross multiply
    43,517.88x = 60,020.46 × 29,172.78
  4. Step 4: Simplify right side
    43,517.88x = 1,750,963,675.08
  5. Step 5: Solve for x
    x = 1,750,963,675.08/43,517.88
  6. Step 6: Final answer
    x = 40,235.50

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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.