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Finding the Fourth Proportional to 62,434.80, 93,652.20 and 55,217.70

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Solution

The fourth proportional to 62,434.80, 93,652.20 and 55,217.70 is: 82,826.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,434.80 : 93,652.20 = 55,217.70 : x
  2. Step 2: Convert to fraction form
    62,434.80/93,652.20 = 55,217.70/x
  3. Step 3: Cross multiply
    62,434.80x = 93,652.20 × 55,217.70
  4. Step 4: Simplify right side
    62,434.80x = 5,171,259,083.94
  5. Step 5: Solve for x
    x = 5,171,259,083.94/62,434.80
  6. Step 6: Final answer
    x = 82,826.55

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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.