Home / 49,564.71-68,387.49-28,343.52

Finding the Fourth Proportional to 49,564.71, 68,387.49 and 28,343.52

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Solution

The fourth proportional to 49,564.71, 68,387.49 and 28,343.52 is: 39,107.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,564.71 : 68,387.49 = 28,343.52 : x
  2. Step 2: Convert to fraction form
    49,564.71/68,387.49 = 28,343.52/x
  3. Step 3: Cross multiply
    49,564.71x = 68,387.49 × 28,343.52
  4. Step 4: Simplify right side
    49,564.71x = 1,938,342,190.56
  5. Step 5: Solve for x
    x = 1,938,342,190.56/49,564.71
  6. Step 6: Final answer
    x = 39,107.30

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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.