Home / 87,323.75-120,504.03-49,082.33

Finding the Fourth Proportional to 87,323.75, 120,504.03 and 49,082.33

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Solution

The fourth proportional to 87,323.75, 120,504.03 and 49,082.33 is: 67,732.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,323.75 : 120,504.03 = 49,082.33 : x
  2. Step 2: Convert to fraction form
    87,323.75/120,504.03 = 49,082.33/x
  3. Step 3: Cross multiply
    87,323.75x = 120,504.03 × 49,082.33
  4. Step 4: Simplify right side
    87,323.75x = 5,914,618,566.79
  5. Step 5: Solve for x
    x = 5,914,618,566.79/87,323.75
  6. Step 6: Final answer
    x = 67,732.07

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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.