Home / 79,251.06-109,366.57-43,442.38

Finding the Fourth Proportional to 79,251.06, 109,366.57 and 43,442.38

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Solution

The fourth proportional to 79,251.06, 109,366.57 and 43,442.38 is: 59,950.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,251.06 : 109,366.57 = 43,442.38 : x
  2. Step 2: Convert to fraction form
    79,251.06/109,366.57 = 43,442.38/x
  3. Step 3: Cross multiply
    79,251.06x = 109,366.57 × 43,442.38
  4. Step 4: Simplify right side
    79,251.06x = 4,751,144,093.24
  5. Step 5: Solve for x
    x = 4,751,144,093.24/79,251.06
  6. Step 6: Final answer
    x = 59,950.54

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1.5x scale

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.