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Finding the Fourth Proportional to 69,361.89, 103,980.39 and 24,957.42

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Solution

The fourth proportional to 69,361.89, 103,980.39 and 24,957.42 is: 37,413.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,361.89 : 103,980.39 = 24,957.42 : x
  2. Step 2: Convert to fraction form
    69,361.89/103,980.39 = 24,957.42/x
  3. Step 3: Cross multiply
    69,361.89x = 103,980.39 × 24,957.42
  4. Step 4: Simplify right side
    69,361.89x = 2,595,082,654.92
  5. Step 5: Solve for x
    x = 2,595,082,654.92/69,361.89
  6. Step 6: Final answer
    x = 37,413.66

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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.