Home / 102,027.24-140,452.92-84,093.84

Finding the Fourth Proportional to 102,027.24, 140,452.92 and 84,093.84

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Solution

The fourth proportional to 102,027.24, 140,452.92 and 84,093.84 is: 115,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,027.24 : 140,452.92 = 84,093.84 : x
  2. Step 2: Convert to fraction form
    102,027.24/140,452.92 = 84,093.84/x
  3. Step 3: Cross multiply
    102,027.24x = 140,452.92 × 84,093.84
  4. Step 4: Simplify right side
    102,027.24x = 11,811,225,382.01
  5. Step 5: Solve for x
    x = 11,811,225,382.01/102,027.24
  6. Step 6: Final answer
    x = 115,765.41

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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.