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Finding the Fourth Proportional to 61,480.82, 92,212.05 and 17,102.99

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Solution

The fourth proportional to 61,480.82, 92,212.05 and 17,102.99 is: 25,651.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,480.82 : 92,212.05 = 17,102.99 : x
  2. Step 2: Convert to fraction form
    61,480.82/92,212.05 = 17,102.99/x
  3. Step 3: Cross multiply
    61,480.82x = 92,212.05 × 17,102.99
  4. Step 4: Simplify right side
    61,480.82x = 1,577,101,769.03
  5. Step 5: Solve for x
    x = 1,577,101,769.03/61,480.82
  6. Step 6: Final answer
    x = 25,651.93

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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.