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Finding the Fourth Proportional to 50,105.78, 75,156.03 and 16,826.52

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Solution

The fourth proportional to 50,105.78, 75,156.03 and 16,826.52 is: 25,238.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,105.78 : 75,156.03 = 16,826.52 : x
  2. Step 2: Convert to fraction form
    50,105.78/75,156.03 = 16,826.52/x
  3. Step 3: Cross multiply
    50,105.78x = 75,156.03 × 16,826.52
  4. Step 4: Simplify right side
    50,105.78x = 1,264,614,441.92
  5. Step 5: Solve for x
    x = 1,264,614,441.92/50,105.78
  6. Step 6: Final answer
    x = 25,238.89

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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.