Home / 56,135.60-84,217.20-16,692.48

Finding the Fourth Proportional to 56,135.60, 84,217.20 and 16,692.48

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Solution

The fourth proportional to 56,135.60, 84,217.20 and 16,692.48 is: 25,042.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,135.60 : 84,217.20 = 16,692.48 : x
  2. Step 2: Convert to fraction form
    56,135.60/84,217.20 = 16,692.48/x
  3. Step 3: Cross multiply
    56,135.60x = 84,217.20 × 16,692.48
  4. Step 4: Simplify right side
    56,135.60x = 1,405,793,926.66
  5. Step 5: Solve for x
    x = 1,405,793,926.66/56,135.60
  6. Step 6: Final answer
    x = 25,042.82

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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.