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Finding the Fourth Proportional to 61,192.80, 91,822.65 and 23,754.36

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Solution

The fourth proportional to 61,192.80, 91,822.65 and 23,754.36 is: 35,644.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,192.80 : 91,822.65 = 23,754.36 : x
  2. Step 2: Convert to fraction form
    61,192.80/91,822.65 = 23,754.36/x
  3. Step 3: Cross multiply
    61,192.80x = 91,822.65 × 23,754.36
  4. Step 4: Simplify right side
    61,192.80x = 2,181,188,284.25
  5. Step 5: Solve for x
    x = 2,181,188,284.25/61,192.80
  6. Step 6: Final answer
    x = 35,644.52

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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.