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Finding the Fourth Proportional to 125,874.17, 188,811.75 and 50,995.73

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Solution

The fourth proportional to 125,874.17, 188,811.75 and 50,995.73 is: 76,493.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,874.17 : 188,811.75 = 50,995.73 : x
  2. Step 2: Convert to fraction form
    125,874.17/188,811.75 = 50,995.73/x
  3. Step 3: Cross multiply
    125,874.17x = 188,811.75 × 50,995.73
  4. Step 4: Simplify right side
    125,874.17x = 9,628,593,023.83
  5. Step 5: Solve for x
    x = 9,628,593,023.83/125,874.17
  6. Step 6: Final answer
    x = 76,493.80

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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.