Home / 198,524.01-273,986.45-117,952.20

Finding the Fourth Proportional to 198,524.01, 273,986.45 and 117,952.20

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Solution

The fourth proportional to 198,524.01, 273,986.45 and 117,952.20 is: 162,787.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,524.01 : 273,986.45 = 117,952.20 : x
  2. Step 2: Convert to fraction form
    198,524.01/273,986.45 = 117,952.20/x
  3. Step 3: Cross multiply
    198,524.01x = 273,986.45 × 117,952.20
  4. Step 4: Simplify right side
    198,524.01x = 32,317,304,400.25
  5. Step 5: Solve for x
    x = 32,317,304,400.25/198,524.01
  6. Step 6: Final answer
    x = 162,787.89

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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.