Home / 193,562.40-267,109.20-108,683.04

Finding the Fourth Proportional to 193,562.40, 267,109.20 and 108,683.04

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Solution

The fourth proportional to 193,562.40, 267,109.20 and 108,683.04 is: 149,978.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,562.40 : 267,109.20 = 108,683.04 : x
  2. Step 2: Convert to fraction form
    193,562.40/267,109.20 = 108,683.04/x
  3. Step 3: Cross multiply
    193,562.40x = 267,109.20 × 108,683.04
  4. Step 4: Simplify right side
    193,562.40x = 29,030,239,867.97
  5. Step 5: Solve for x
    x = 29,030,239,867.97/193,562.40
  6. Step 6: Final answer
    x = 149,978.71

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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.