Home / 199,178.56-274,867.44-108,535.52

Finding the Fourth Proportional to 199,178.56, 274,867.44 and 108,535.52

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Solution

The fourth proportional to 199,178.56, 274,867.44 and 108,535.52 is: 149,779.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,178.56 : 274,867.44 = 108,535.52 : x
  2. Step 2: Convert to fraction form
    199,178.56/274,867.44 = 108,535.52/x
  3. Step 3: Cross multiply
    199,178.56x = 274,867.44 × 108,535.52
  4. Step 4: Simplify right side
    199,178.56x = 29,832,880,531.47
  5. Step 5: Solve for x
    x = 29,832,880,531.47/199,178.56
  6. Step 6: Final answer
    x = 149,779.58

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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.