Home / 167,368.28-231,012.06-103,669.88

Finding the Fourth Proportional to 167,368.28, 231,012.06 and 103,669.88

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Solution

The fourth proportional to 167,368.28, 231,012.06 and 103,669.88 is: 143,091.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,368.28 : 231,012.06 = 103,669.88 : x
  2. Step 2: Convert to fraction form
    167,368.28/231,012.06 = 103,669.88/x
  3. Step 3: Cross multiply
    167,368.28x = 231,012.06 × 103,669.88
  4. Step 4: Simplify right side
    167,368.28x = 23,948,992,538.75
  5. Step 5: Solve for x
    x = 23,948,992,538.75/167,368.28
  6. Step 6: Final answer
    x = 143,091.59

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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.