Home / 167,695.28-251,573.76-55,383.12

Finding the Fourth Proportional to 167,695.28, 251,573.76 and 55,383.12

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Solution

The fourth proportional to 167,695.28, 251,573.76 and 55,383.12 is: 83,084.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,695.28 : 251,573.76 = 55,383.12 : x
  2. Step 2: Convert to fraction form
    167,695.28/251,573.76 = 55,383.12/x
  3. Step 3: Cross multiply
    167,695.28x = 251,573.76 × 55,383.12
  4. Step 4: Simplify right side
    167,695.28x = 13,932,939,738.93
  5. Step 5: Solve for x
    x = 13,932,939,738.93/167,695.28
  6. Step 6: Final answer
    x = 83,084.87

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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.