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Finding the Fourth Proportional to 235,397.98, 353,093.91 and 57,906.55

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Solution

The fourth proportional to 235,397.98, 353,093.91 and 57,906.55 is: 86,859.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,397.98 : 353,093.91 = 57,906.55 : x
  2. Step 2: Convert to fraction form
    235,397.98/353,093.91 = 57,906.55/x
  3. Step 3: Cross multiply
    235,397.98x = 353,093.91 × 57,906.55
  4. Step 4: Simplify right side
    235,397.98x = 20,446,450,154.11
  5. Step 5: Solve for x
    x = 20,446,450,154.11/235,397.98
  6. Step 6: Final answer
    x = 86,859.07

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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.