Home / 106,167.43-146,511.75-58,419.55

Finding the Fourth Proportional to 106,167.43, 146,511.75 and 58,419.55

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Solution

The fourth proportional to 106,167.43, 146,511.75 and 58,419.55 is: 80,619.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,167.43 : 146,511.75 = 58,419.55 : x
  2. Step 2: Convert to fraction form
    106,167.43/146,511.75 = 58,419.55/x
  3. Step 3: Cross multiply
    106,167.43x = 146,511.75 × 58,419.55
  4. Step 4: Simplify right side
    106,167.43x = 8,559,150,504.71
  5. Step 5: Solve for x
    x = 8,559,150,504.71/106,167.43
  6. Step 6: Final answer
    x = 80,619.36

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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.