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Finding the Fourth Proportional to 229,814.97, 344,722.56 and 72,055.73

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Solution

The fourth proportional to 229,814.97, 344,722.56 and 72,055.73 is: 108,083.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,814.97 : 344,722.56 = 72,055.73 : x
  2. Step 2: Convert to fraction form
    229,814.97/344,722.56 = 72,055.73/x
  3. Step 3: Cross multiply
    229,814.97x = 344,722.56 × 72,055.73
  4. Step 4: Simplify right side
    229,814.97x = 24,839,234,325.49
  5. Step 5: Solve for x
    x = 24,839,234,325.49/229,814.97
  6. Step 6: Final answer
    x = 108,083.62

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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.