Home / 193,572.90-267,086.94-108,684.36

Finding the Fourth Proportional to 193,572.90, 267,086.94 and 108,684.36

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Solution

The fourth proportional to 193,572.90, 267,086.94 and 108,684.36 is: 149,959.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,572.90 : 267,086.94 = 108,684.36 : x
  2. Step 2: Convert to fraction form
    193,572.90/267,086.94 = 108,684.36/x
  3. Step 3: Cross multiply
    193,572.90x = 267,086.94 × 108,684.36
  4. Step 4: Simplify right side
    193,572.90x = 29,028,173,138.26
  5. Step 5: Solve for x
    x = 29,028,173,138.26/193,572.90
  6. Step 6: Final answer
    x = 149,959.90

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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.