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Finding the Fourth Proportional to 69,228.73, 103,848.18 and 24,855.86

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Solution

The fourth proportional to 69,228.73, 103,848.18 and 24,855.86 is: 37,285.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,228.73 : 103,848.18 = 24,855.86 : x
  2. Step 2: Convert to fraction form
    69,228.73/103,848.18 = 24,855.86/x
  3. Step 3: Cross multiply
    69,228.73x = 103,848.18 × 24,855.86
  4. Step 4: Simplify right side
    69,228.73x = 2,581,235,989.75
  5. Step 5: Solve for x
    x = 2,581,235,989.75/69,228.73
  6. Step 6: Final answer
    x = 37,285.62

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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.