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Finding the Fourth Proportional to 173,195.91, 259,801.20 and 54,864.63

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Solution

The fourth proportional to 173,195.91, 259,801.20 and 54,864.63 is: 82,299.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,195.91 : 259,801.20 = 54,864.63 : x
  2. Step 2: Convert to fraction form
    173,195.91/259,801.20 = 54,864.63/x
  3. Step 3: Cross multiply
    173,195.91x = 259,801.20 × 54,864.63
  4. Step 4: Simplify right side
    173,195.91x = 14,253,896,711.56
  5. Step 5: Solve for x
    x = 14,253,896,711.56/173,195.91
  6. Step 6: Final answer
    x = 82,299.27

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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.