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Finding the Fourth Proportional to 57,854.70, 86,794.74 and 24,603.21

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Solution

The fourth proportional to 57,854.70, 86,794.74 and 24,603.21 is: 36,910.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,854.70 : 86,794.74 = 24,603.21 : x
  2. Step 2: Convert to fraction form
    57,854.70/86,794.74 = 24,603.21/x
  3. Step 3: Cross multiply
    57,854.70x = 86,794.74 × 24,603.21
  4. Step 4: Simplify right side
    57,854.70x = 2,135,429,215.12
  5. Step 5: Solve for x
    x = 2,135,429,215.12/57,854.70
  6. Step 6: Final answer
    x = 36,910.21

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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.