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Finding the Fourth Proportional to 67,877.80, 101,847.26 and 36,676.52

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Solution

The fourth proportional to 67,877.80, 101,847.26 and 36,676.52 is: 55,031.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,877.80 : 101,847.26 = 36,676.52 : x
  2. Step 2: Convert to fraction form
    67,877.80/101,847.26 = 36,676.52/x
  3. Step 3: Cross multiply
    67,877.80x = 101,847.26 × 36,676.52
  4. Step 4: Simplify right side
    67,877.80x = 3,735,403,068.34
  5. Step 5: Solve for x
    x = 3,735,403,068.34/67,877.80
  6. Step 6: Final answer
    x = 55,031.29

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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.