Home / 165,028.32-227,761.20-97,964.64

Finding the Fourth Proportional to 165,028.32, 227,761.20 and 97,964.64

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Solution

The fourth proportional to 165,028.32, 227,761.20 and 97,964.64 is: 135,204.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,028.32 : 227,761.20 = 97,964.64 : x
  2. Step 2: Convert to fraction form
    165,028.32/227,761.20 = 97,964.64/x
  3. Step 3: Cross multiply
    165,028.32x = 227,761.20 × 97,964.64
  4. Step 4: Simplify right side
    165,028.32x = 22,312,543,963.97
  5. Step 5: Solve for x
    x = 22,312,543,963.97/165,028.32
  6. Step 6: Final answer
    x = 135,204.33

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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.