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Finding the Fourth Proportional to 63,850.86, 95,788.62 and 21,729.24

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Solution

The fourth proportional to 63,850.86, 95,788.62 and 21,729.24 is: 32,598.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,850.86 : 95,788.62 = 21,729.24 : x
  2. Step 2: Convert to fraction form
    63,850.86/95,788.62 = 21,729.24/x
  3. Step 3: Cross multiply
    63,850.86x = 95,788.62 × 21,729.24
  4. Step 4: Simplify right side
    63,850.86x = 2,081,413,913.25
  5. Step 5: Solve for x
    x = 2,081,413,913.25/63,850.86
  6. Step 6: Final answer
    x = 32,598.06

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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.