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Finding the Fourth Proportional to 36,579.60, 54,866.97 and 14,410.71

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Solution

The fourth proportional to 36,579.60, 54,866.97 and 14,410.71 is: 21,615.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,579.60 : 54,866.97 = 14,410.71 : x
  2. Step 2: Convert to fraction form
    36,579.60/54,866.97 = 14,410.71/x
  3. Step 3: Cross multiply
    36,579.60x = 54,866.97 × 14,410.71
  4. Step 4: Simplify right side
    36,579.60x = 790,671,993.25
  5. Step 5: Solve for x
    x = 790,671,993.25/36,579.60
  6. Step 6: Final answer
    x = 21,615.11

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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.