Home / 82,350.56-123,525.84-26,190.79

Finding the Fourth Proportional to 82,350.56, 123,525.84 and 26,190.79

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Solution

The fourth proportional to 82,350.56, 123,525.84 and 26,190.79 is: 39,286.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,350.56 : 123,525.84 = 26,190.79 : x
  2. Step 2: Convert to fraction form
    82,350.56/123,525.84 = 26,190.79/x
  3. Step 3: Cross multiply
    82,350.56x = 123,525.84 × 26,190.79
  4. Step 4: Simplify right side
    82,350.56x = 3,235,239,124.41
  5. Step 5: Solve for x
    x = 3,235,239,124.41/82,350.56
  6. Step 6: Final answer
    x = 39,286.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.