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Finding the Fourth Proportional to 50,255.76, 75,385.88 and 16,972.88

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Solution

The fourth proportional to 50,255.76, 75,385.88 and 16,972.88 is: 25,460.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,255.76 : 75,385.88 = 16,972.88 : x
  2. Step 2: Convert to fraction form
    50,255.76/75,385.88 = 16,972.88/x
  3. Step 3: Cross multiply
    50,255.76x = 75,385.88 × 16,972.88
  4. Step 4: Simplify right side
    50,255.76x = 1,279,515,494.93
  5. Step 5: Solve for x
    x = 1,279,515,494.93/50,255.76
  6. Step 6: Final answer
    x = 25,460.08

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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.