Home / 106,278.30-146,662.26-58,536.10

Finding the Fourth Proportional to 106,278.30, 146,662.26 and 58,536.10

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Solution

The fourth proportional to 106,278.30, 146,662.26 and 58,536.10 is: 80,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,278.30 : 146,662.26 = 58,536.10 : x
  2. Step 2: Convert to fraction form
    106,278.30/146,662.26 = 58,536.10/x
  3. Step 3: Cross multiply
    106,278.30x = 146,662.26 × 58,536.10
  4. Step 4: Simplify right side
    106,278.30x = 8,585,036,717.59
  5. Step 5: Solve for x
    x = 8,585,036,717.59/106,278.30
  6. Step 6: Final answer
    x = 80,778.83

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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.