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Finding the Fourth Proportional to 61,608.87, 85,018.68 and 34,749.26

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Solution

The fourth proportional to 61,608.87, 85,018.68 and 34,749.26 is: 47,953.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,608.87 : 85,018.68 = 34,749.26 : x
  2. Step 2: Convert to fraction form
    61,608.87/85,018.68 = 34,749.26/x
  3. Step 3: Cross multiply
    61,608.87x = 85,018.68 × 34,749.26
  4. Step 4: Simplify right side
    61,608.87x = 2,954,335,791.08
  5. Step 5: Solve for x
    x = 2,954,335,791.08/61,608.87
  6. Step 6: Final answer
    x = 47,953.09

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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.