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Finding the Fourth Proportional to 52,795.56, 79,198.44 and 15,355.92

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Solution

The fourth proportional to 52,795.56, 79,198.44 and 15,355.92 is: 23,035.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,795.56 : 79,198.44 = 15,355.92 : x
  2. Step 2: Convert to fraction form
    52,795.56/79,198.44 = 15,355.92/x
  3. Step 3: Cross multiply
    52,795.56x = 79,198.44 × 15,355.92
  4. Step 4: Simplify right side
    52,795.56x = 1,216,164,908.76
  5. Step 5: Solve for x
    x = 1,216,164,908.76/52,795.56
  6. Step 6: Final answer
    x = 23,035.36

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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.