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Finding the Fourth Proportional to 37,354,212.60, 55,978,830.90 and 29,690,964.60

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Solution

The fourth proportional to 37,354,212.60, 55,978,830.90 and 29,690,964.60 is: 44,494,726.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,354,212.60 : 55,978,830.90 = 29,690,964.60 : x
  2. Step 2: Convert to fraction form
    37,354,212.60/55,978,830.90 = 29,690,964.60/x
  3. Step 3: Cross multiply
    37,354,212.60x = 55,978,830.90 × 29,690,964.60
  4. Step 4: Simplify right side
    37,354,212.60x = 1,662,065,486,601,286.25
  5. Step 5: Solve for x
    x = 1,662,065,486,601,286.25/37,354,212.60
  6. Step 6: Final answer
    x = 44,494,726.86

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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.