Home / 199,184.75-274,868.00-108,538.89

Finding the Fourth Proportional to 199,184.75, 274,868.00 and 108,538.89

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Solution

The fourth proportional to 199,184.75, 274,868.00 and 108,538.89 is: 149,779.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,184.75 : 274,868.00 = 108,538.89 : x
  2. Step 2: Convert to fraction form
    199,184.75/274,868.00 = 108,538.89/x
  3. Step 3: Cross multiply
    199,184.75x = 274,868.00 × 108,538.89
  4. Step 4: Simplify right side
    199,184.75x = 29,833,867,073.83
  5. Step 5: Solve for x
    x = 29,833,867,073.83/199,184.75
  6. Step 6: Final answer
    x = 149,779.88

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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.