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Finding the Fourth Proportional to 32,579.44, 48,843.07 and 21,404.32

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Solution

The fourth proportional to 32,579.44, 48,843.07 and 21,404.32 is: 32,089.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,579.44 : 48,843.07 = 21,404.32 : x
  2. Step 2: Convert to fraction form
    32,579.44/48,843.07 = 21,404.32/x
  3. Step 3: Cross multiply
    32,579.44x = 48,843.07 × 21,404.32
  4. Step 4: Simplify right side
    32,579.44x = 1,045,452,700.06
  5. Step 5: Solve for x
    x = 1,045,452,700.06/32,579.44
  6. Step 6: Final answer
    x = 32,089.34

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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.