Home / 169,724.28-234,226.92-94,272.78

Finding the Fourth Proportional to 169,724.28, 234,226.92 and 94,272.78

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Solution

The fourth proportional to 169,724.28, 234,226.92 and 94,272.78 is: 130,100.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,724.28 : 234,226.92 = 94,272.78 : x
  2. Step 2: Convert to fraction form
    169,724.28/234,226.92 = 94,272.78/x
  3. Step 3: Cross multiply
    169,724.28x = 234,226.92 × 94,272.78
  4. Step 4: Simplify right side
    169,724.28x = 22,081,222,899.24
  5. Step 5: Solve for x
    x = 22,081,222,899.24/169,724.28
  6. Step 6: Final answer
    x = 130,100.55

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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.