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Finding the Fourth Proportional to 57,751.82, 86,662.28 and 24,919.82

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Solution

The fourth proportional to 57,751.82, 86,662.28 and 24,919.82 is: 37,394.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,751.82 : 86,662.28 = 24,919.82 : x
  2. Step 2: Convert to fraction form
    57,751.82/86,662.28 = 24,919.82/x
  3. Step 3: Cross multiply
    57,751.82x = 86,662.28 × 24,919.82
  4. Step 4: Simplify right side
    57,751.82x = 2,159,607,985.08
  5. Step 5: Solve for x
    x = 2,159,607,985.08/57,751.82
  6. Step 6: Final answer
    x = 37,394.63

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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.