Home / 79,073.24-109,120.10-43,262.73

Finding the Fourth Proportional to 79,073.24, 109,120.10 and 43,262.73

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Solution

The fourth proportional to 79,073.24, 109,120.10 and 43,262.73 is: 59,702.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,073.24 : 109,120.10 = 43,262.73 : x
  2. Step 2: Convert to fraction form
    79,073.24/109,120.10 = 43,262.73/x
  3. Step 3: Cross multiply
    79,073.24x = 109,120.10 × 43,262.73
  4. Step 4: Simplify right side
    79,073.24x = 4,720,833,207.56
  5. Step 5: Solve for x
    x = 4,720,833,207.56/79,073.24
  6. Step 6: Final answer
    x = 59,702.04

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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.