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Finding the Fourth Proportional to 192,616.92, 288,956.12 and 59,465.88

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Solution

The fourth proportional to 192,616.92, 288,956.12 and 59,465.88 is: 89,208.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,616.92 : 288,956.12 = 59,465.88 : x
  2. Step 2: Convert to fraction form
    192,616.92/288,956.12 = 59,465.88/x
  3. Step 3: Cross multiply
    192,616.92x = 288,956.12 × 59,465.88
  4. Step 4: Simplify right side
    192,616.92x = 17,183,029,957.19
  5. Step 5: Solve for x
    x = 17,183,029,957.19/192,616.92
  6. Step 6: Final answer
    x = 89,208.31

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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.