Home / 102,739.75-141,824.49-62,466.37

Finding the Fourth Proportional to 102,739.75, 141,824.49 and 62,466.37

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Solution

The fourth proportional to 102,739.75, 141,824.49 and 62,466.37 is: 86,230.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,739.75 : 141,824.49 = 62,466.37 : x
  2. Step 2: Convert to fraction form
    102,739.75/141,824.49 = 62,466.37/x
  3. Step 3: Cross multiply
    102,739.75x = 141,824.49 × 62,466.37
  4. Step 4: Simplify right side
    102,739.75x = 8,859,261,067.40
  5. Step 5: Solve for x
    x = 8,859,261,067.40/102,739.75
  6. Step 6: Final answer
    x = 86,230.12

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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.