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Finding the Fourth Proportional to 14,325, 21,492.98 and 5,560.61

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Solution

The fourth proportional to 14,325, 21,492.98 and 5,560.61 is: 8,343.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,325 : 21,492.98 = 5,560.61 : x
  2. Step 2: Convert to fraction form
    14,325/21,492.98 = 5,560.61/x
  3. Step 3: Cross multiply
    14,325x = 21,492.98 × 5,560.61
  4. Step 4: Simplify right side
    14,325x = 119,513,944.25
  5. Step 5: Solve for x
    x = 119,513,944.25/14,325
  6. Step 6: Final answer
    x = 8,343.03

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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.