Home / 80,322.12-110,846.52-44,512.56

Finding the Fourth Proportional to 80,322.12, 110,846.52 and 44,512.56

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Solution

The fourth proportional to 80,322.12, 110,846.52 and 44,512.56 is: 61,428.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,322.12 : 110,846.52 = 44,512.56 : x
  2. Step 2: Convert to fraction form
    80,322.12/110,846.52 = 44,512.56/x
  3. Step 3: Cross multiply
    80,322.12x = 110,846.52 × 44,512.56
  4. Step 4: Simplify right side
    80,322.12x = 4,934,062,372.29
  5. Step 5: Solve for x
    x = 4,934,062,372.29/80,322.12
  6. Step 6: Final answer
    x = 61,428.44

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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.