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Finding the Fourth Proportional to 192,011.73, 288,051.39 and 65,622.27

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Solution

The fourth proportional to 192,011.73, 288,051.39 and 65,622.27 is: 98,444.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,011.73 : 288,051.39 = 65,622.27 : x
  2. Step 2: Convert to fraction form
    192,011.73/288,051.39 = 65,622.27/x
  3. Step 3: Cross multiply
    192,011.73x = 288,051.39 × 65,622.27
  4. Step 4: Simplify right side
    192,011.73x = 18,902,586,088.46
  5. Step 5: Solve for x
    x = 18,902,586,088.46/192,011.73
  6. Step 6: Final answer
    x = 98,444.95

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1.5x scale

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.