Home / 118,167.11-163,084.40-67,187.48

Finding the Fourth Proportional to 118,167.11, 163,084.40 and 67,187.48

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Solution

The fourth proportional to 118,167.11, 163,084.40 and 67,187.48 is: 92,726.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,167.11 : 163,084.40 = 67,187.48 : x
  2. Step 2: Convert to fraction form
    118,167.11/163,084.40 = 67,187.48/x
  3. Step 3: Cross multiply
    118,167.11x = 163,084.40 × 67,187.48
  4. Step 4: Simplify right side
    118,167.11x = 10,957,230,049.22
  5. Step 5: Solve for x
    x = 10,957,230,049.22/118,167.11
  6. Step 6: Final answer
    x = 92,726.56

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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.