Home / 198,238.40-273,191.88-194,595.02

Finding the Fourth Proportional to 198,238.40, 273,191.88 and 194,595.02

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Solution

The fourth proportional to 198,238.40, 273,191.88 and 194,595.02 is: 268,170.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,238.40 : 273,191.88 = 194,595.02 : x
  2. Step 2: Convert to fraction form
    198,238.40/273,191.88 = 194,595.02/x
  3. Step 3: Cross multiply
    198,238.40x = 273,191.88 × 194,595.02
  4. Step 4: Simplify right side
    198,238.40x = 53,161,777,013.50
  5. Step 5: Solve for x
    x = 53,161,777,013.50/198,238.40
  6. Step 6: Final answer
    x = 268,170.94

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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.