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Finding the Fourth Proportional to 41,506.80, 62,222.40 and 15,205.20

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Solution

The fourth proportional to 41,506.80, 62,222.40 and 15,205.20 is: 22,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,506.80 : 62,222.40 = 15,205.20 : x
  2. Step 2: Convert to fraction form
    41,506.80/62,222.40 = 15,205.20/x
  3. Step 3: Cross multiply
    41,506.80x = 62,222.40 × 15,205.20
  4. Step 4: Simplify right side
    41,506.80x = 946,104,036.48
  5. Step 5: Solve for x
    x = 946,104,036.48/41,506.80
  6. Step 6: Final answer
    x = 22,793.95

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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.