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Finding the Fourth Proportional to 63,721.54, 95,601.75 and 32,578.66

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Solution

The fourth proportional to 63,721.54, 95,601.75 and 32,578.66 is: 48,877.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,721.54 : 95,601.75 = 32,578.66 : x
  2. Step 2: Convert to fraction form
    63,721.54/95,601.75 = 32,578.66/x
  3. Step 3: Cross multiply
    63,721.54x = 95,601.75 × 32,578.66
  4. Step 4: Simplify right side
    63,721.54x = 3,114,576,908.66
  5. Step 5: Solve for x
    x = 3,114,576,908.66/63,721.54
  6. Step 6: Final answer
    x = 48,877.93

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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.