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Finding the Fourth Proportional to 197,753.04, 296,555.04 and 71,359.56

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Solution

The fourth proportional to 197,753.04, 296,555.04 and 71,359.56 is: 107,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,753.04 : 296,555.04 = 71,359.56 : x
  2. Step 2: Convert to fraction form
    197,753.04/296,555.04 = 71,359.56/x
  3. Step 3: Cross multiply
    197,753.04x = 296,555.04 × 71,359.56
  4. Step 4: Simplify right side
    197,753.04x = 21,162,037,170.18
  5. Step 5: Solve for x
    x = 21,162,037,170.18/197,753.04
  6. Step 6: Final answer
    x = 107,012.45

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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.