Home / 49,788.19-68,709.39-27,127.80

Finding the Fourth Proportional to 49,788.19, 68,709.39 and 27,127.80

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Solution

The fourth proportional to 49,788.19, 68,709.39 and 27,127.80 is: 37,437.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,788.19 : 68,709.39 = 27,127.80 : x
  2. Step 2: Convert to fraction form
    49,788.19/68,709.39 = 27,127.80/x
  3. Step 3: Cross multiply
    49,788.19x = 68,709.39 × 27,127.80
  4. Step 4: Simplify right side
    49,788.19x = 1,863,934,467.99
  5. Step 5: Solve for x
    x = 1,863,934,467.99/49,788.19
  6. Step 6: Final answer
    x = 37,437.28

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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.