Home / 106,074.23-146,346.01-65,773.49

Finding the Fourth Proportional to 106,074.23, 146,346.01 and 65,773.49

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Solution

The fourth proportional to 106,074.23, 146,346.01 and 65,773.49 is: 90,744.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,074.23 : 146,346.01 = 65,773.49 : x
  2. Step 2: Convert to fraction form
    106,074.23/146,346.01 = 65,773.49/x
  3. Step 3: Cross multiply
    106,074.23x = 146,346.01 × 65,773.49
  4. Step 4: Simplify right side
    106,074.23x = 9,625,687,825.27
  5. Step 5: Solve for x
    x = 9,625,687,825.27/106,074.23
  6. Step 6: Final answer
    x = 90,744.83

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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.