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Finding the Fourth Proportional to 27,653.01, 41,474.95 and 11,860.59

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Solution

The fourth proportional to 27,653.01, 41,474.95 and 11,860.59 is: 17,788.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,653.01 : 41,474.95 = 11,860.59 : x
  2. Step 2: Convert to fraction form
    27,653.01/41,474.95 = 11,860.59/x
  3. Step 3: Cross multiply
    27,653.01x = 41,474.95 × 11,860.59
  4. Step 4: Simplify right side
    27,653.01x = 491,917,503.10
  5. Step 5: Solve for x
    x = 491,917,503.10/27,653.01
  6. Step 6: Final answer
    x = 17,788.93

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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.