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Finding the Fourth Proportional to 61,550.31, 84,944.07 and 34,695.33

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Solution

The fourth proportional to 61,550.31, 84,944.07 and 34,695.33 is: 47,882.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,550.31 : 84,944.07 = 34,695.33 : x
  2. Step 2: Convert to fraction form
    61,550.31/84,944.07 = 34,695.33/x
  3. Step 3: Cross multiply
    61,550.31x = 84,944.07 × 34,695.33
  4. Step 4: Simplify right side
    61,550.31x = 2,947,162,540.19
  5. Step 5: Solve for x
    x = 2,947,162,540.19/61,550.31
  6. Step 6: Final answer
    x = 47,882.17

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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.