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Finding the Fourth Proportional to 18,071.01, 27,137.53 and 11,092

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Solution

The fourth proportional to 18,071.01, 27,137.53 and 11,092 is: 16,657.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071.01 : 27,137.53 = 11,092 : x
  2. Step 2: Convert to fraction form
    18,071.01/27,137.53 = 11,092/x
  3. Step 3: Cross multiply
    18,071.01x = 27,137.53 × 11,092
  4. Step 4: Simplify right side
    18,071.01x = 301,009,455.03
  5. Step 5: Solve for x
    x = 301,009,455.03/18,071.01
  6. Step 6: Final answer
    x = 16,657.04

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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.