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Finding the Fourth Proportional to 148,235.46, 204,563.46 and 80,250.64

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Solution

The fourth proportional to 148,235.46, 204,563.46 and 80,250.64 is: 110,745.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,235.46 : 204,563.46 = 80,250.64 : x
  2. Step 2: Convert to fraction form
    148,235.46/204,563.46 = 80,250.64/x
  3. Step 3: Cross multiply
    148,235.46x = 204,563.46 × 80,250.64
  4. Step 4: Simplify right side
    148,235.46x = 16,416,348,585.61
  5. Step 5: Solve for x
    x = 16,416,348,585.61/148,235.46
  6. Step 6: Final answer
    x = 110,745.08

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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.