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Finding the Fourth Proportional to 37,692.72, 56,493.72 and 15,476.04

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Solution

The fourth proportional to 37,692.72, 56,493.72 and 15,476.04 is: 23,195.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,692.72 : 56,493.72 = 15,476.04 : x
  2. Step 2: Convert to fraction form
    37,692.72/56,493.72 = 15,476.04/x
  3. Step 3: Cross multiply
    37,692.72x = 56,493.72 × 15,476.04
  4. Step 4: Simplify right side
    37,692.72x = 874,299,070.47
  5. Step 5: Solve for x
    x = 874,299,070.47/37,692.72
  6. Step 6: Final answer
    x = 23,195.44

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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.