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Finding the Fourth Proportional to 79,337.22, 118,947.51 and 37,813.38

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Solution

The fourth proportional to 79,337.22, 118,947.51 and 37,813.38 is: 56,692.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,337.22 : 118,947.51 = 37,813.38 : x
  2. Step 2: Convert to fraction form
    79,337.22/118,947.51 = 37,813.38/x
  3. Step 3: Cross multiply
    79,337.22x = 118,947.51 × 37,813.38
  4. Step 4: Simplify right side
    79,337.22x = 4,497,807,395.68
  5. Step 5: Solve for x
    x = 4,497,807,395.68/79,337.22
  6. Step 6: Final answer
    x = 56,692.27

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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.