Home / 47,864.82-71,775.36-16,692.78

Finding the Fourth Proportional to 47,864.82, 71,775.36 and 16,692.78

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Solution

The fourth proportional to 47,864.82, 71,775.36 and 16,692.78 is: 25,031.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,864.82 : 71,775.36 = 16,692.78 : x
  2. Step 2: Convert to fraction form
    47,864.82/71,775.36 = 16,692.78/x
  3. Step 3: Cross multiply
    47,864.82x = 71,775.36 × 16,692.78
  4. Step 4: Simplify right side
    47,864.82x = 1,198,130,293.90
  5. Step 5: Solve for x
    x = 1,198,130,293.90/47,864.82
  6. Step 6: Final answer
    x = 25,031.54

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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.