Home / 79,247.25-109,363.92-43,437.24

Finding the Fourth Proportional to 79,247.25, 109,363.92 and 43,437.24

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Solution

The fourth proportional to 79,247.25, 109,363.92 and 43,437.24 is: 59,944.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,247.25 : 109,363.92 = 43,437.24 : x
  2. Step 2: Convert to fraction form
    79,247.25/109,363.92 = 43,437.24/x
  3. Step 3: Cross multiply
    79,247.25x = 109,363.92 × 43,437.24
  4. Step 4: Simplify right side
    79,247.25x = 4,750,466,840.38
  5. Step 5: Solve for x
    x = 4,750,466,840.38/79,247.25
  6. Step 6: Final answer
    x = 59,944.88

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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.