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Finding the Fourth Proportional to 63,563.53, 95,360.71 and 19,187.63

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Solution

The fourth proportional to 63,563.53, 95,360.71 and 19,187.63 is: 28,786.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,563.53 : 95,360.71 = 19,187.63 : x
  2. Step 2: Convert to fraction form
    63,563.53/95,360.71 = 19,187.63/x
  3. Step 3: Cross multiply
    63,563.53x = 95,360.71 × 19,187.63
  4. Step 4: Simplify right side
    63,563.53x = 1,829,745,972.05
  5. Step 5: Solve for x
    x = 1,829,745,972.05/63,563.53
  6. Step 6: Final answer
    x = 28,786.10

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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.