Home / 106,489.89-146,944.68-58,743.24

Finding the Fourth Proportional to 106,489.89, 146,944.68 and 58,743.24

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Solution

The fourth proportional to 106,489.89, 146,944.68 and 58,743.24 is: 81,059.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,489.89 : 146,944.68 = 58,743.24 : x
  2. Step 2: Convert to fraction form
    106,489.89/146,944.68 = 58,743.24/x
  3. Step 3: Cross multiply
    106,489.89x = 146,944.68 × 58,743.24
  4. Step 4: Simplify right side
    106,489.89x = 8,632,006,603.96
  5. Step 5: Solve for x
    x = 8,632,006,603.96/106,489.89
  6. Step 6: Final answer
    x = 81,059.40

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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.