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Finding the Fourth Proportional to 171,182.18, 256,883.43 and 92,350.82

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Solution

The fourth proportional to 171,182.18, 256,883.43 and 92,350.82 is: 138,585.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,182.18 : 256,883.43 = 92,350.82 : x
  2. Step 2: Convert to fraction form
    171,182.18/256,883.43 = 92,350.82/x
  3. Step 3: Cross multiply
    171,182.18x = 256,883.43 × 92,350.82
  4. Step 4: Simplify right side
    171,182.18x = 23,723,395,404.91
  5. Step 5: Solve for x
    x = 23,723,395,404.91/171,182.18
  6. Step 6: Final answer
    x = 138,585.66

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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.