Home / 83,059.40-124,589.10-49,881.80

Finding the Fourth Proportional to 83,059.40, 124,589.10 and 49,881.80

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Solution

The fourth proportional to 83,059.40, 124,589.10 and 49,881.80 is: 74,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,059.40 : 124,589.10 = 49,881.80 : x
  2. Step 2: Convert to fraction form
    83,059.40/124,589.10 = 49,881.80/x
  3. Step 3: Cross multiply
    83,059.40x = 124,589.10 × 49,881.80
  4. Step 4: Simplify right side
    83,059.40x = 6,214,728,568.38
  5. Step 5: Solve for x
    x = 6,214,728,568.38/83,059.40
  6. Step 6: Final answer
    x = 74,822.70

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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.