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Finding the Fourth Proportional to 236,590.74, 354,937.14 and 68,109.93

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Solution

The fourth proportional to 236,590.74, 354,937.14 and 68,109.93 is: 102,179.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,590.74 : 354,937.14 = 68,109.93 : x
  2. Step 2: Convert to fraction form
    236,590.74/354,937.14 = 68,109.93/x
  3. Step 3: Cross multiply
    236,590.74x = 354,937.14 × 68,109.93
  4. Step 4: Simplify right side
    236,590.74x = 24,174,743,759.80
  5. Step 5: Solve for x
    x = 24,174,743,759.80/236,590.74
  6. Step 6: Final answer
    x = 102,179.59

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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.