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Finding the Fourth Proportional to 57,848.62, 86,755.89 and 26,240.40

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Solution

The fourth proportional to 57,848.62, 86,755.89 and 26,240.40 is: 39,352.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,848.62 : 86,755.89 = 26,240.40 : x
  2. Step 2: Convert to fraction form
    57,848.62/86,755.89 = 26,240.40/x
  3. Step 3: Cross multiply
    57,848.62x = 86,755.89 × 26,240.40
  4. Step 4: Simplify right side
    57,848.62x = 2,276,509,255.96
  5. Step 5: Solve for x
    x = 2,276,509,255.96/57,848.62
  6. Step 6: Final answer
    x = 39,352.87

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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.