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Finding the Fourth Proportional to 61,496.88, 92,272.12 and 21,544.52

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Solution

The fourth proportional to 61,496.88, 92,272.12 and 21,544.52 is: 32,326.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,496.88 : 92,272.12 = 21,544.52 : x
  2. Step 2: Convert to fraction form
    61,496.88/92,272.12 = 21,544.52/x
  3. Step 3: Cross multiply
    61,496.88x = 92,272.12 × 21,544.52
  4. Step 4: Simplify right side
    61,496.88x = 1,987,958,534.78
  5. Step 5: Solve for x
    x = 1,987,958,534.78/61,496.88
  6. Step 6: Final answer
    x = 32,326.17

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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.