Home / 179,242.16-268,863.24-167,431.28

Finding the Fourth Proportional to 179,242.16, 268,863.24 and 167,431.28

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Solution

The fourth proportional to 179,242.16, 268,863.24 and 167,431.28 is: 251,146.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,242.16 : 268,863.24 = 167,431.28 : x
  2. Step 2: Convert to fraction form
    179,242.16/268,863.24 = 167,431.28/x
  3. Step 3: Cross multiply
    179,242.16x = 268,863.24 × 167,431.28
  4. Step 4: Simplify right side
    179,242.16x = 45,016,116,418.15
  5. Step 5: Solve for x
    x = 45,016,116,418.15/179,242.16
  6. Step 6: Final answer
    x = 251,146.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.