Home / 148,235.88-204,564.08-80,251.11

Finding the Fourth Proportional to 148,235.88, 204,564.08 and 80,251.11

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Solution

The fourth proportional to 148,235.88, 204,564.08 and 80,251.11 is: 110,745.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,235.88 : 204,564.08 = 80,251.11 : x
  2. Step 2: Convert to fraction form
    148,235.88/204,564.08 = 80,251.11/x
  3. Step 3: Cross multiply
    148,235.88x = 204,564.08 × 80,251.11
  4. Step 4: Simplify right side
    148,235.88x = 16,416,494,686.76
  5. Step 5: Solve for x
    x = 16,416,494,686.76/148,235.88
  6. Step 6: Final answer
    x = 110,745.76

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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.