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Finding the Fourth Proportional to 56,591.44, 84,873.30 and 20,562.01

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Solution

The fourth proportional to 56,591.44, 84,873.30 and 20,562.01 is: 30,837.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,591.44 : 84,873.30 = 20,562.01 : x
  2. Step 2: Convert to fraction form
    56,591.44/84,873.30 = 20,562.01/x
  3. Step 3: Cross multiply
    56,591.44x = 84,873.30 × 20,562.01
  4. Step 4: Simplify right side
    56,591.44x = 1,745,165,643.33
  5. Step 5: Solve for x
    x = 1,745,165,643.33/56,591.44
  6. Step 6: Final answer
    x = 30,837.98

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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.