Home / 109,546.97-151,266.98-69,331.68

Finding the Fourth Proportional to 109,546.97, 151,266.98 and 69,331.68

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Solution

The fourth proportional to 109,546.97, 151,266.98 and 69,331.68 is: 95,736.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,546.97 : 151,266.98 = 69,331.68 : x
  2. Step 2: Convert to fraction form
    109,546.97/151,266.98 = 69,331.68/x
  3. Step 3: Cross multiply
    109,546.97x = 151,266.98 × 69,331.68
  4. Step 4: Simplify right side
    109,546.97x = 10,487,593,505.27
  5. Step 5: Solve for x
    x = 10,487,593,505.27/109,546.97
  6. Step 6: Final answer
    x = 95,736.05

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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.