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Finding the Fourth Proportional to 171,181.68, 256,882.68 and 92,350.32

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Solution

The fourth proportional to 171,181.68, 256,882.68 and 92,350.32 is: 138,584.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,181.68 : 256,882.68 = 92,350.32 : x
  2. Step 2: Convert to fraction form
    171,181.68/256,882.68 = 92,350.32/x
  3. Step 3: Cross multiply
    171,181.68x = 256,882.68 × 92,350.32
  4. Step 4: Simplify right side
    171,181.68x = 23,723,197,700.46
  5. Step 5: Solve for x
    x = 23,723,197,700.46/171,181.68
  6. Step 6: Final answer
    x = 138,584.91

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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.