Home / 168,805.64-232,841.94-108,280.44

Finding the Fourth Proportional to 168,805.64, 232,841.94 and 108,280.44

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Solution

The fourth proportional to 168,805.64, 232,841.94 and 108,280.44 is: 149,356.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,805.64 : 232,841.94 = 108,280.44 : x
  2. Step 2: Convert to fraction form
    168,805.64/232,841.94 = 108,280.44/x
  3. Step 3: Cross multiply
    168,805.64x = 232,841.94 × 108,280.44
  4. Step 4: Simplify right side
    168,805.64x = 25,212,227,713.65
  5. Step 5: Solve for x
    x = 25,212,227,713.65/168,805.64
  6. Step 6: Final answer
    x = 149,356.55

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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.