Home / 76,177.94-114,296.98-55,144.44

Finding the Fourth Proportional to 76,177.94, 114,296.98 and 55,144.44

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Solution

The fourth proportional to 76,177.94, 114,296.98 and 55,144.44 is: 82,738.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,177.94 : 114,296.98 = 55,144.44 : x
  2. Step 2: Convert to fraction form
    76,177.94/114,296.98 = 55,144.44/x
  3. Step 3: Cross multiply
    76,177.94x = 114,296.98 × 55,144.44
  4. Step 4: Simplify right side
    76,177.94x = 6,302,842,955.79
  5. Step 5: Solve for x
    x = 6,302,842,955.79/76,177.94
  6. Step 6: Final answer
    x = 82,738.43

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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.