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Finding the Fourth Proportional to 73,365.97, 101,269.16 and 43,150

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Solution

The fourth proportional to 73,365.97, 101,269.16 and 43,150 is: 59,561.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,365.97 : 101,269.16 = 43,150 : x
  2. Step 2: Convert to fraction form
    73,365.97/101,269.16 = 43,150/x
  3. Step 3: Cross multiply
    73,365.97x = 101,269.16 × 43,150
  4. Step 4: Simplify right side
    73,365.97x = 4,369,764,254
  5. Step 5: Solve for x
    x = 4,369,764,254/73,365.97
  6. Step 6: Final answer
    x = 59,561.19

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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.