Home / 167,332.40-230,917.43-90,849.98

Finding the Fourth Proportional to 167,332.40, 230,917.43 and 90,849.98

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Solution

The fourth proportional to 167,332.40, 230,917.43 and 90,849.98 is: 125,372.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,332.40 : 230,917.43 = 90,849.98 : x
  2. Step 2: Convert to fraction form
    167,332.40/230,917.43 = 90,849.98/x
  3. Step 3: Cross multiply
    167,332.40x = 230,917.43 × 90,849.98
  4. Step 4: Simplify right side
    167,332.40x = 20,978,844,020.20
  5. Step 5: Solve for x
    x = 20,978,844,020.20/167,332.40
  6. Step 6: Final answer
    x = 125,372.28

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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.