Home / 86,351.49-129,582.36-41,954.04

Finding the Fourth Proportional to 86,351.49, 129,582.36 and 41,954.04

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Solution

The fourth proportional to 86,351.49, 129,582.36 and 41,954.04 is: 62,957.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,351.49 : 129,582.36 = 41,954.04 : x
  2. Step 2: Convert to fraction form
    86,351.49/129,582.36 = 41,954.04/x
  3. Step 3: Cross multiply
    86,351.49x = 129,582.36 × 41,954.04
  4. Step 4: Simplify right side
    86,351.49x = 5,436,503,514.73
  5. Step 5: Solve for x
    x = 5,436,503,514.73/86,351.49
  6. Step 6: Final answer
    x = 62,957.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.