Home / 69,822.20-96,352.74-37,990.42

Finding the Fourth Proportional to 69,822.20, 96,352.74 and 37,990.42

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Solution

The fourth proportional to 69,822.20, 96,352.74 and 37,990.42 is: 52,425.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,822.20 : 96,352.74 = 37,990.42 : x
  2. Step 2: Convert to fraction form
    69,822.20/96,352.74 = 37,990.42/x
  3. Step 3: Cross multiply
    69,822.20x = 96,352.74 × 37,990.42
  4. Step 4: Simplify right side
    69,822.20x = 3,660,481,060.75
  5. Step 5: Solve for x
    x = 3,660,481,060.75/69,822.20
  6. Step 6: Final answer
    x = 52,425.75

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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.