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Finding the Fourth Proportional to 36,563.56, 54,862.02 and 19,898.60

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Solution

The fourth proportional to 36,563.56, 54,862.02 and 19,898.60 is: 29,856.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,563.56 : 54,862.02 = 19,898.60 : x
  2. Step 2: Convert to fraction form
    36,563.56/54,862.02 = 19,898.60/x
  3. Step 3: Cross multiply
    36,563.56x = 54,862.02 × 19,898.60
  4. Step 4: Simplify right side
    36,563.56x = 1,091,677,391.17
  5. Step 5: Solve for x
    x = 1,091,677,391.17/36,563.56
  6. Step 6: Final answer
    x = 29,856.98

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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.