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Finding the Fourth Proportional to 83,228.45, 124,854.51 and 27,050.49

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Solution

The fourth proportional to 83,228.45, 124,854.51 and 27,050.49 is: 40,579.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,228.45 : 124,854.51 = 27,050.49 : x
  2. Step 2: Convert to fraction form
    83,228.45/124,854.51 = 27,050.49/x
  3. Step 3: Cross multiply
    83,228.45x = 124,854.51 × 27,050.49
  4. Step 4: Simplify right side
    83,228.45x = 3,377,375,775.65
  5. Step 5: Solve for x
    x = 3,377,375,775.65/83,228.45
  6. Step 6: Final answer
    x = 40,579.59

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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.