Home / 79,324.20-109,437.21-50,644.94

Finding the Fourth Proportional to 79,324.20, 109,437.21 and 50,644.94

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Solution

The fourth proportional to 79,324.20, 109,437.21 and 50,644.94 is: 69,870.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,324.20 : 109,437.21 = 50,644.94 : x
  2. Step 2: Convert to fraction form
    79,324.20/109,437.21 = 50,644.94/x
  3. Step 3: Cross multiply
    79,324.20x = 109,437.21 × 50,644.94
  4. Step 4: Simplify right side
    79,324.20x = 5,542,440,387.03
  5. Step 5: Solve for x
    x = 5,542,440,387.03/79,324.20
  6. Step 6: Final answer
    x = 69,870.74

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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.