Home / 198,260.31-273,599.45-107,616.27

Finding the Fourth Proportional to 198,260.31, 273,599.45 and 107,616.27

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Solution

The fourth proportional to 198,260.31, 273,599.45 and 107,616.27 is: 148,510.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,260.31 : 273,599.45 = 107,616.27 : x
  2. Step 2: Convert to fraction form
    198,260.31/273,599.45 = 107,616.27/x
  3. Step 3: Cross multiply
    198,260.31x = 273,599.45 × 107,616.27
  4. Step 4: Simplify right side
    198,260.31x = 29,443,752,283.05
  5. Step 5: Solve for x
    x = 29,443,752,283.05/198,260.31
  6. Step 6: Final answer
    x = 148,510.57

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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.