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Finding the Fourth Proportional to 43,897.68, 60,387.39 and 38,495.79

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Solution

The fourth proportional to 43,897.68, 60,387.39 and 38,495.79 is: 52,956.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,897.68 : 60,387.39 = 38,495.79 : x
  2. Step 2: Convert to fraction form
    43,897.68/60,387.39 = 38,495.79/x
  3. Step 3: Cross multiply
    43,897.68x = 60,387.39 × 38,495.79
  4. Step 4: Simplify right side
    43,897.68x = 2,324,660,284.09
  5. Step 5: Solve for x
    x = 2,324,660,284.09/43,897.68
  6. Step 6: Final answer
    x = 52,956.34

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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.