Home / 49,798.79-68,721.71-27,138.77

Finding the Fourth Proportional to 49,798.79, 68,721.71 and 27,138.77

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Solution

The fourth proportional to 49,798.79, 68,721.71 and 27,138.77 is: 37,451.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,798.79 : 68,721.71 = 27,138.77 : x
  2. Step 2: Convert to fraction form
    49,798.79/68,721.71 = 27,138.77/x
  3. Step 3: Cross multiply
    49,798.79x = 68,721.71 × 27,138.77
  4. Step 4: Simplify right side
    49,798.79x = 1,865,022,546.00
  5. Step 5: Solve for x
    x = 1,865,022,546.00/49,798.79
  6. Step 6: Final answer
    x = 37,451.16

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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.