Home / 106,355.55-146,771.64-58,610.61

Finding the Fourth Proportional to 106,355.55, 146,771.64 and 58,610.61

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Solution

The fourth proportional to 106,355.55, 146,771.64 and 58,610.61 is: 80,883.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,355.55 : 146,771.64 = 58,610.61 : x
  2. Step 2: Convert to fraction form
    106,355.55/146,771.64 = 58,610.61/x
  3. Step 3: Cross multiply
    106,355.55x = 146,771.64 × 58,610.61
  4. Step 4: Simplify right side
    106,355.55x = 8,602,375,351.10
  5. Step 5: Solve for x
    x = 8,602,375,351.10/106,355.55
  6. Step 6: Final answer
    x = 80,883.18

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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.