Home / 167,747.76-231,496.18-91,271.00

Finding the Fourth Proportional to 167,747.76, 231,496.18 and 91,271.00

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Solution

The fourth proportional to 167,747.76, 231,496.18 and 91,271.00 is: 125,956.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,747.76 : 231,496.18 = 91,271.00 : x
  2. Step 2: Convert to fraction form
    167,747.76/231,496.18 = 91,271.00/x
  3. Step 3: Cross multiply
    167,747.76x = 231,496.18 × 91,271.00
  4. Step 4: Simplify right side
    167,747.76x = 21,128,888,195.34
  5. Step 5: Solve for x
    x = 21,128,888,195.34/167,747.76
  6. Step 6: Final answer
    x = 125,956.31

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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.