Home / 47,963.79-66,194.96-28,849.71

Finding the Fourth Proportional to 47,963.79, 66,194.96 and 28,849.71

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Solution

The fourth proportional to 47,963.79, 66,194.96 and 28,849.71 is: 39,815.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,963.79 : 66,194.96 = 28,849.71 : x
  2. Step 2: Convert to fraction form
    47,963.79/66,194.96 = 28,849.71/x
  3. Step 3: Cross multiply
    47,963.79x = 66,194.96 × 28,849.71
  4. Step 4: Simplify right side
    47,963.79x = 1,909,705,255.21
  5. Step 5: Solve for x
    x = 1,909,705,255.21/47,963.79
  6. Step 6: Final answer
    x = 39,815.56

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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.