Home / 193,242.20-289,863.30-88,266.20

Finding the Fourth Proportional to 193,242.20, 289,863.30 and 88,266.20

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Solution

The fourth proportional to 193,242.20, 289,863.30 and 88,266.20 is: 132,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,242.20 : 289,863.30 = 88,266.20 : x
  2. Step 2: Convert to fraction form
    193,242.20/289,863.30 = 88,266.20/x
  3. Step 3: Cross multiply
    193,242.20x = 289,863.30 × 88,266.20
  4. Step 4: Simplify right side
    193,242.20x = 25,585,132,010.46
  5. Step 5: Solve for x
    x = 25,585,132,010.46/193,242.20
  6. Step 6: Final answer
    x = 132,399.30

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1.5x scale

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.