Home / 106,369.43-146,789.10-58,622.81

Finding the Fourth Proportional to 106,369.43, 146,789.10 and 58,622.81

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Solution

The fourth proportional to 106,369.43, 146,789.10 and 58,622.81 is: 80,899.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,369.43 : 146,789.10 = 58,622.81 : x
  2. Step 2: Convert to fraction form
    106,369.43/146,789.10 = 58,622.81/x
  3. Step 3: Cross multiply
    106,369.43x = 146,789.10 × 58,622.81
  4. Step 4: Simplify right side
    106,369.43x = 8,605,188,785.43
  5. Step 5: Solve for x
    x = 8,605,188,785.43/106,369.43
  6. Step 6: Final answer
    x = 80,899.08

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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.