Home / 168,515.78-232,553.35-95,915.12

Finding the Fourth Proportional to 168,515.78, 232,553.35 and 95,915.12

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Solution

The fourth proportional to 168,515.78, 232,553.35 and 95,915.12 is: 132,363.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,515.78 : 232,553.35 = 95,915.12 : x
  2. Step 2: Convert to fraction form
    168,515.78/232,553.35 = 95,915.12/x
  3. Step 3: Cross multiply
    168,515.78x = 232,553.35 × 95,915.12
  4. Step 4: Simplify right side
    168,515.78x = 22,305,382,471.65
  5. Step 5: Solve for x
    x = 22,305,382,471.65/168,515.78
  6. Step 6: Final answer
    x = 132,363.77

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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.