Home / 87,829.28-131,743.44-35,201.12

Finding the Fourth Proportional to 87,829.28, 131,743.44 and 35,201.12

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Solution

The fourth proportional to 87,829.28, 131,743.44 and 35,201.12 is: 52,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,829.28 : 131,743.44 = 35,201.12 : x
  2. Step 2: Convert to fraction form
    87,829.28/131,743.44 = 35,201.12/x
  3. Step 3: Cross multiply
    87,829.28x = 131,743.44 × 35,201.12
  4. Step 4: Simplify right side
    87,829.28x = 4,637,516,640.65
  5. Step 5: Solve for x
    x = 4,637,516,640.65/87,829.28
  6. Step 6: Final answer
    x = 52,801.49

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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.