Home / 106,489.57-146,944.24-58,742.92

Finding the Fourth Proportional to 106,489.57, 146,944.24 and 58,742.92

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Solution

The fourth proportional to 106,489.57, 146,944.24 and 58,742.92 is: 81,058.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,489.57 : 146,944.24 = 58,742.92 : x
  2. Step 2: Convert to fraction form
    106,489.57/146,944.24 = 58,742.92/x
  3. Step 3: Cross multiply
    106,489.57x = 146,944.24 × 58,742.92
  4. Step 4: Simplify right side
    106,489.57x = 8,631,933,734.78
  5. Step 5: Solve for x
    x = 8,631,933,734.78/106,489.57
  6. Step 6: Final answer
    x = 81,058.96

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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.