Home / 198,260.80-273,600.04-107,616.72

Finding the Fourth Proportional to 198,260.80, 273,600.04 and 107,616.72

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Solution

The fourth proportional to 198,260.80, 273,600.04 and 107,616.72 is: 148,511.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,260.80 : 273,600.04 = 107,616.72 : x
  2. Step 2: Convert to fraction form
    198,260.80/273,600.04 = 107,616.72/x
  3. Step 3: Cross multiply
    198,260.80x = 273,600.04 × 107,616.72
  4. Step 4: Simplify right side
    198,260.80x = 29,443,938,896.67
  5. Step 5: Solve for x
    x = 29,443,938,896.67/198,260.80
  6. Step 6: Final answer
    x = 148,511.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.