Home / 83,439.16-125,132.54-27,266.46

Finding the Fourth Proportional to 83,439.16, 125,132.54 and 27,266.46

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Solution

The fourth proportional to 83,439.16, 125,132.54 and 27,266.46 is: 40,891.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,439.16 : 125,132.54 = 27,266.46 : x
  2. Step 2: Convert to fraction form
    83,439.16/125,132.54 = 27,266.46/x
  3. Step 3: Cross multiply
    83,439.16x = 125,132.54 × 27,266.46
  4. Step 4: Simplify right side
    83,439.16x = 3,411,921,396.61
  5. Step 5: Solve for x
    x = 3,411,921,396.61/83,439.16
  6. Step 6: Final answer
    x = 40,891.13

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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.