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Finding the Fourth Proportional to 203,250.52, 280,517.70 and 116,035.84

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Solution

The fourth proportional to 203,250.52, 280,517.70 and 116,035.84 is: 160,147.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,250.52 : 280,517.70 = 116,035.84 : x
  2. Step 2: Convert to fraction form
    203,250.52/280,517.70 = 116,035.84/x
  3. Step 3: Cross multiply
    203,250.52x = 280,517.70 × 116,035.84
  4. Step 4: Simplify right side
    203,250.52x = 32,550,106,954.37
  5. Step 5: Solve for x
    x = 32,550,106,954.37/203,250.52
  6. Step 6: Final answer
    x = 160,147.72

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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.