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Finding the Fourth Proportional to 35,887.92, 49,524.48 and 19,972.02

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Solution

The fourth proportional to 35,887.92, 49,524.48 and 19,972.02 is: 27,560.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,887.92 : 49,524.48 = 19,972.02 : x
  2. Step 2: Convert to fraction form
    35,887.92/49,524.48 = 19,972.02/x
  3. Step 3: Cross multiply
    35,887.92x = 49,524.48 × 19,972.02
  4. Step 4: Simplify right side
    35,887.92x = 989,103,905.05
  5. Step 5: Solve for x
    x = 989,103,905.05/35,887.92
  6. Step 6: Final answer
    x = 27,560.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.