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Finding the Fourth Proportional to 56,202.91, 84,308.01 and 16,764.01

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Solution

The fourth proportional to 56,202.91, 84,308.01 and 16,764.01 is: 25,147.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,202.91 : 84,308.01 = 16,764.01 : x
  2. Step 2: Convert to fraction form
    56,202.91/84,308.01 = 16,764.01/x
  3. Step 3: Cross multiply
    56,202.91x = 84,308.01 × 16,764.01
  4. Step 4: Simplify right side
    56,202.91x = 1,413,340,322.72
  5. Step 5: Solve for x
    x = 1,413,340,322.72/56,202.91
  6. Step 6: Final answer
    x = 25,147.10

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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.