Home / 193,520.20-267,058.14-108,637.87

Finding the Fourth Proportional to 193,520.20, 267,058.14 and 108,637.87

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Solution

The fourth proportional to 193,520.20, 267,058.14 and 108,637.87 is: 149,920.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,520.20 : 267,058.14 = 108,637.87 : x
  2. Step 2: Convert to fraction form
    193,520.20/267,058.14 = 108,637.87/x
  3. Step 3: Cross multiply
    193,520.20x = 267,058.14 × 108,637.87
  4. Step 4: Simplify right side
    193,520.20x = 29,012,627,495.76
  5. Step 5: Solve for x
    x = 29,012,627,495.76/193,520.20
  6. Step 6: Final answer
    x = 149,920.41

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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.