Home / 83,616.30-125,424.45-55,574.10

Finding the Fourth Proportional to 83,616.30, 125,424.45 and 55,574.10

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Solution

The fourth proportional to 83,616.30, 125,424.45 and 55,574.10 is: 83,361.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,616.30 : 125,424.45 = 55,574.10 : x
  2. Step 2: Convert to fraction form
    83,616.30/125,424.45 = 55,574.10/x
  3. Step 3: Cross multiply
    83,616.30x = 125,424.45 × 55,574.10
  4. Step 4: Simplify right side
    83,616.30x = 6,970,350,926.75
  5. Step 5: Solve for x
    x = 6,970,350,926.75/83,616.30
  6. Step 6: Final answer
    x = 83,361.15

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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.