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Finding the Fourth Proportional to 236,175.02, 354,262.91 and 71,858.87

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Solution

The fourth proportional to 236,175.02, 354,262.91 and 71,858.87 is: 107,788.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,175.02 : 354,262.91 = 71,858.87 : x
  2. Step 2: Convert to fraction form
    236,175.02/354,262.91 = 71,858.87/x
  3. Step 3: Cross multiply
    236,175.02x = 354,262.91 × 71,858.87
  4. Step 4: Simplify right side
    236,175.02x = 25,456,930,264.90
  5. Step 5: Solve for x
    x = 25,456,930,264.90/236,175.02
  6. Step 6: Final answer
    x = 107,788.41

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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.