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Finding the Fourth Proportional to 236,608.74, 354,964.14 and 68,127.93

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Solution

The fourth proportional to 236,608.74, 354,964.14 and 68,127.93 is: 102,206.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,608.74 : 354,964.14 = 68,127.93 : x
  2. Step 2: Convert to fraction form
    236,608.74/354,964.14 = 68,127.93/x
  3. Step 3: Cross multiply
    236,608.74x = 354,964.14 × 68,127.93
  4. Step 4: Simplify right side
    236,608.74x = 24,182,972,082.43
  5. Step 5: Solve for x
    x = 24,182,972,082.43/236,608.74
  6. Step 6: Final answer
    x = 102,206.59

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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.