Home / 179,779.88-248,195.68-108,177.50

Finding the Fourth Proportional to 179,779.88, 248,195.68 and 108,177.50

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Solution

The fourth proportional to 179,779.88, 248,195.68 and 108,177.50 is: 149,344.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,779.88 : 248,195.68 = 108,177.50 : x
  2. Step 2: Convert to fraction form
    179,779.88/248,195.68 = 108,177.50/x
  3. Step 3: Cross multiply
    179,779.88x = 248,195.68 × 108,177.50
  4. Step 4: Simplify right side
    179,779.88x = 26,849,188,173.20
  5. Step 5: Solve for x
    x = 26,849,188,173.20/179,779.88
  6. Step 6: Final answer
    x = 149,344.79

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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.