Home / 87,250.84-120,412.38-49,527.52

Finding the Fourth Proportional to 87,250.84, 120,412.38 and 49,527.52

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Solution

The fourth proportional to 87,250.84, 120,412.38 and 49,527.52 is: 68,351.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,250.84 : 120,412.38 = 49,527.52 : x
  2. Step 2: Convert to fraction form
    87,250.84/120,412.38 = 49,527.52/x
  3. Step 3: Cross multiply
    87,250.84x = 120,412.38 × 49,527.52
  4. Step 4: Simplify right side
    87,250.84x = 5,963,726,558.70
  5. Step 5: Solve for x
    x = 5,963,726,558.70/87,250.84
  6. Step 6: Final answer
    x = 68,351.51

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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.