Home / 74,694.59-111,965.93-29,747.79

Finding the Fourth Proportional to 74,694.59, 111,965.93 and 29,747.79

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Solution

The fourth proportional to 74,694.59, 111,965.93 and 29,747.79 is: 44,591.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,694.59 : 111,965.93 = 29,747.79 : x
  2. Step 2: Convert to fraction form
    74,694.59/111,965.93 = 29,747.79/x
  3. Step 3: Cross multiply
    74,694.59x = 111,965.93 × 29,747.79
  4. Step 4: Simplify right side
    74,694.59x = 3,330,738,935.61
  5. Step 5: Solve for x
    x = 3,330,738,935.61/74,694.59
  6. Step 6: Final answer
    x = 44,591.44

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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.