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Finding the Fourth Proportional to 236,806.88, 355,202.12 and 59,315.44

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Solution

The fourth proportional to 236,806.88, 355,202.12 and 59,315.44 is: 88,971.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,806.88 : 355,202.12 = 59,315.44 : x
  2. Step 2: Convert to fraction form
    236,806.88/355,202.12 = 59,315.44/x
  3. Step 3: Cross multiply
    236,806.88x = 355,202.12 × 59,315.44
  4. Step 4: Simplify right side
    236,806.88x = 21,068,970,036.73
  5. Step 5: Solve for x
    x = 21,068,970,036.73/236,806.88
  6. Step 6: Final answer
    x = 88,971.11

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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.