Home / 167,903.11-231,722.64-125,387.83

Finding the Fourth Proportional to 167,903.11, 231,722.64 and 125,387.83

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Solution

The fourth proportional to 167,903.11, 231,722.64 and 125,387.83 is: 173,047.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,903.11 : 231,722.64 = 125,387.83 : x
  2. Step 2: Convert to fraction form
    167,903.11/231,722.64 = 125,387.83/x
  3. Step 3: Cross multiply
    167,903.11x = 231,722.64 × 125,387.83
  4. Step 4: Simplify right side
    167,903.11x = 29,055,199,281.12
  5. Step 5: Solve for x
    x = 29,055,199,281.12/167,903.11
  6. Step 6: Final answer
    x = 173,047.41

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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.