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Finding the Fourth Proportional to 61,480.92, 92,203.14 and 26,412.39

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Solution

The fourth proportional to 61,480.92, 92,203.14 and 26,412.39 is: 39,610.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,480.92 : 92,203.14 = 26,412.39 : x
  2. Step 2: Convert to fraction form
    61,480.92/92,203.14 = 26,412.39/x
  3. Step 3: Cross multiply
    61,480.92x = 92,203.14 × 26,412.39
  4. Step 4: Simplify right side
    61,480.92x = 2,435,305,292.90
  5. Step 5: Solve for x
    x = 2,435,305,292.90/61,480.92
  6. Step 6: Final answer
    x = 39,610.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.