Home / 87,466.43-131,236.54-43,093.55

Finding the Fourth Proportional to 87,466.43, 131,236.54 and 43,093.55

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Solution

The fourth proportional to 87,466.43, 131,236.54 and 43,093.55 is: 64,658.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,466.43 : 131,236.54 = 43,093.55 : x
  2. Step 2: Convert to fraction form
    87,466.43/131,236.54 = 43,093.55/x
  3. Step 3: Cross multiply
    87,466.43x = 131,236.54 × 43,093.55
  4. Step 4: Simplify right side
    87,466.43x = 5,655,448,618.67
  5. Step 5: Solve for x
    x = 5,655,448,618.67/87,466.43
  6. Step 6: Final answer
    x = 64,658.50

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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.