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Finding the Fourth Proportional to 53,324.66, 73,584.54 and 29,449.88

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Solution

The fourth proportional to 53,324.66, 73,584.54 and 29,449.88 is: 40,638.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,324.66 : 73,584.54 = 29,449.88 : x
  2. Step 2: Convert to fraction form
    53,324.66/73,584.54 = 29,449.88/x
  3. Step 3: Cross multiply
    53,324.66x = 73,584.54 × 29,449.88
  4. Step 4: Simplify right side
    53,324.66x = 2,167,055,872.86
  5. Step 5: Solve for x
    x = 2,167,055,872.86/53,324.66
  6. Step 6: Final answer
    x = 40,638.91

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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.