Home / 167,372.28-231,017.58-103,673.88

Finding the Fourth Proportional to 167,372.28, 231,017.58 and 103,673.88

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Solution

The fourth proportional to 167,372.28, 231,017.58 and 103,673.88 is: 143,097.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,372.28 : 231,017.58 = 103,673.88 : x
  2. Step 2: Convert to fraction form
    167,372.28/231,017.58 = 103,673.88/x
  3. Step 3: Cross multiply
    167,372.28x = 231,017.58 × 103,673.88
  4. Step 4: Simplify right side
    167,372.28x = 23,950,488,866.81
  5. Step 5: Solve for x
    x = 23,950,488,866.81/167,372.28
  6. Step 6: Final answer
    x = 143,097.11

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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.