Home / 106,511.36-146,986.14-58,766.11

Finding the Fourth Proportional to 106,511.36, 146,986.14 and 58,766.11

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Solution

The fourth proportional to 106,511.36, 146,986.14 and 58,766.11 is: 81,097.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,511.36 : 146,986.14 = 58,766.11 : x
  2. Step 2: Convert to fraction form
    106,511.36/146,986.14 = 58,766.11/x
  3. Step 3: Cross multiply
    106,511.36x = 146,986.14 × 58,766.11
  4. Step 4: Simplify right side
    106,511.36x = 8,637,803,524.62
  5. Step 5: Solve for x
    x = 8,637,803,524.62/106,511.36
  6. Step 6: Final answer
    x = 81,097.49

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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.