Home / 82,950.24-123,896.62-75,040.58

Finding the Fourth Proportional to 82,950.24, 123,896.62 and 75,040.58

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Solution

The fourth proportional to 82,950.24, 123,896.62 and 75,040.58 is: 112,082.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,950.24 : 123,896.62 = 75,040.58 : x
  2. Step 2: Convert to fraction form
    82,950.24/123,896.62 = 75,040.58/x
  3. Step 3: Cross multiply
    82,950.24x = 123,896.62 × 75,040.58
  4. Step 4: Simplify right side
    82,950.24x = 9,297,274,224.84
  5. Step 5: Solve for x
    x = 9,297,274,224.84/82,950.24
  6. Step 6: Final answer
    x = 112,082.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.