Home / 106,123.55-146,449.68-58,375.85

Finding the Fourth Proportional to 106,123.55, 146,449.68 and 58,375.85

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Solution

The fourth proportional to 106,123.55, 146,449.68 and 58,375.85 is: 80,558.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,123.55 : 146,449.68 = 58,375.85 : x
  2. Step 2: Convert to fraction form
    106,123.55/146,449.68 = 58,375.85/x
  3. Step 3: Cross multiply
    106,123.55x = 146,449.68 × 58,375.85
  4. Step 4: Simplify right side
    106,123.55x = 8,549,124,552.23
  5. Step 5: Solve for x
    x = 8,549,124,552.23/106,123.55
  6. Step 6: Final answer
    x = 80,558.22

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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.