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Finding the Fourth Proportional to 125,604.42, 173,192.76 and 96,859.14

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Solution

The fourth proportional to 125,604.42, 173,192.76 and 96,859.14 is: 133,556.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,604.42 : 173,192.76 = 96,859.14 : x
  2. Step 2: Convert to fraction form
    125,604.42/173,192.76 = 96,859.14/x
  3. Step 3: Cross multiply
    125,604.42x = 173,192.76 × 96,859.14
  4. Step 4: Simplify right side
    125,604.42x = 16,775,301,787.83
  5. Step 5: Solve for x
    x = 16,775,301,787.83/125,604.42
  6. Step 6: Final answer
    x = 133,556.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.