Home / 68,625.52-102,923.88-19,366

Finding the Fourth Proportional to 68,625.52, 102,923.88 and 19,366

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Solution

The fourth proportional to 68,625.52, 102,923.88 and 19,366 is: 29,044.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,625.52 : 102,923.88 = 19,366 : x
  2. Step 2: Convert to fraction form
    68,625.52/102,923.88 = 19,366/x
  3. Step 3: Cross multiply
    68,625.52x = 102,923.88 × 19,366
  4. Step 4: Simplify right side
    68,625.52x = 1,993,223,860.08
  5. Step 5: Solve for x
    x = 1,993,223,860.08/68,625.52
  6. Step 6: Final answer
    x = 29,044.94

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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.