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Finding the Fourth Proportional to 56,614.44, 84,919.71 and 14,494.90

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Solution

The fourth proportional to 56,614.44, 84,919.71 and 14,494.90 is: 21,741.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,614.44 : 84,919.71 = 14,494.90 : x
  2. Step 2: Convert to fraction form
    56,614.44/84,919.71 = 14,494.90/x
  3. Step 3: Cross multiply
    56,614.44x = 84,919.71 × 14,494.90
  4. Step 4: Simplify right side
    56,614.44x = 1,230,902,279.88
  5. Step 5: Solve for x
    x = 1,230,902,279.88/56,614.44
  6. Step 6: Final answer
    x = 21,741.84

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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.