Home / 172,742.38-238,391.88-96,261.58

Finding the Fourth Proportional to 172,742.38, 238,391.88 and 96,261.58

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Solution

The fourth proportional to 172,742.38, 238,391.88 and 96,261.58 is: 132,845.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,742.38 : 238,391.88 = 96,261.58 : x
  2. Step 2: Convert to fraction form
    172,742.38/238,391.88 = 96,261.58/x
  3. Step 3: Cross multiply
    172,742.38x = 238,391.88 × 96,261.58
  4. Step 4: Simplify right side
    172,742.38x = 22,947,979,027.97
  5. Step 5: Solve for x
    x = 22,947,979,027.97/172,742.38
  6. Step 6: Final answer
    x = 132,845.10

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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.