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Finding the Fourth Proportional to 50,311.93, 69,425.95 and 27,650.68

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Solution

The fourth proportional to 50,311.93, 69,425.95 and 27,650.68 is: 38,155.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,311.93 : 69,425.95 = 27,650.68 : x
  2. Step 2: Convert to fraction form
    50,311.93/69,425.95 = 27,650.68/x
  3. Step 3: Cross multiply
    50,311.93x = 69,425.95 × 27,650.68
  4. Step 4: Simplify right side
    50,311.93x = 1,919,674,727.15
  5. Step 5: Solve for x
    x = 1,919,674,727.15/50,311.93
  6. Step 6: Final answer
    x = 38,155.46

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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.