Home / 124,918.20-187,377.30-82,927.80

Finding the Fourth Proportional to 124,918.20, 187,377.30 and 82,927.80

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Solution

The fourth proportional to 124,918.20, 187,377.30 and 82,927.80 is: 124,391.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,918.20 : 187,377.30 = 82,927.80 : x
  2. Step 2: Convert to fraction form
    124,918.20/187,377.30 = 82,927.80/x
  3. Step 3: Cross multiply
    124,918.20x = 187,377.30 × 82,927.80
  4. Step 4: Simplify right side
    124,918.20x = 15,538,787,258.94
  5. Step 5: Solve for x
    x = 15,538,787,258.94/124,918.20
  6. Step 6: Final answer
    x = 124,391.70

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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.