Home / 87,524.84-120,786.64-53,532.74

Finding the Fourth Proportional to 87,524.84, 120,786.64 and 53,532.74

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Solution

The fourth proportional to 87,524.84, 120,786.64 and 53,532.74 is: 73,876.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,524.84 : 120,786.64 = 53,532.74 : x
  2. Step 2: Convert to fraction form
    87,524.84/120,786.64 = 53,532.74/x
  3. Step 3: Cross multiply
    87,524.84x = 120,786.64 × 53,532.74
  4. Step 4: Simplify right side
    87,524.84x = 6,466,039,794.59
  5. Step 5: Solve for x
    x = 6,466,039,794.59/87,524.84
  6. Step 6: Final answer
    x = 73,876.63

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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.