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Finding the Fourth Proportional to 69,169,568.71, 103,772,524.56 and 24,858,327.90

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Solution

The fourth proportional to 69,169,568.71, 103,772,524.56 and 24,858,327.90 is: 37,294,022.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,169,568.71 : 103,772,524.56 = 24,858,327.90 : x
  2. Step 2: Convert to fraction form
    69,169,568.71/103,772,524.56 = 24,858,327.90/x
  3. Step 3: Cross multiply
    69,169,568.71x = 103,772,524.56 × 24,858,327.90
  4. Step 4: Simplify right side
    69,169,568.71x = 2,579,611,442,398,991.50
  5. Step 5: Solve for x
    x = 2,579,611,442,398,991.50/69,169,568.71
  6. Step 6: Final answer
    x = 37,294,022.37

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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.