Home / 49,710.97-74,566.44-18,123.40

Finding the Fourth Proportional to 49,710.97, 74,566.44 and 18,123.40

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Solution

The fourth proportional to 49,710.97, 74,566.44 and 18,123.40 is: 27,185.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,710.97 : 74,566.44 = 18,123.40 : x
  2. Step 2: Convert to fraction form
    49,710.97/74,566.44 = 18,123.40/x
  3. Step 3: Cross multiply
    49,710.97x = 74,566.44 × 18,123.40
  4. Step 4: Simplify right side
    49,710.97x = 1,351,397,418.70
  5. Step 5: Solve for x
    x = 1,351,397,418.70/49,710.97
  6. Step 6: Final answer
    x = 27,185.09

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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.