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Finding the Fourth Proportional to 18,591.04, 27,892.02 and 7,492.02

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Solution

The fourth proportional to 18,591.04, 27,892.02 and 7,492.02 is: 11,240.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591.04 : 27,892.02 = 7,492.02 : x
  2. Step 2: Convert to fraction form
    18,591.04/27,892.02 = 7,492.02/x
  3. Step 3: Cross multiply
    18,591.04x = 27,892.02 × 7,492.02
  4. Step 4: Simplify right side
    18,591.04x = 208,967,432.22
  5. Step 5: Solve for x
    x = 208,967,432.22/18,591.04
  6. Step 6: Final answer
    x = 11,240.22

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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.