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Finding the Fourth Proportional to 73,387.96, 101,269.65 and 43,174.42

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Solution

The fourth proportional to 73,387.96, 101,269.65 and 43,174.42 is: 59,577.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,387.96 : 101,269.65 = 43,174.42 : x
  2. Step 2: Convert to fraction form
    73,387.96/101,269.65 = 43,174.42/x
  3. Step 3: Cross multiply
    73,387.96x = 101,269.65 × 43,174.42
  4. Step 4: Simplify right side
    73,387.96x = 4,372,258,402.35
  5. Step 5: Solve for x
    x = 4,372,258,402.35/73,387.96
  6. Step 6: Final answer
    x = 59,577.33

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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.