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Finding the Fourth Proportional to 35,331.90, 52,997.85 and 35,331.90

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Solution

The fourth proportional to 35,331.90, 52,997.85 and 35,331.90 is: 52,997.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,331.90 : 52,997.85 = 35,331.90 : x
  2. Step 2: Convert to fraction form
    35,331.90/52,997.85 = 35,331.90/x
  3. Step 3: Cross multiply
    35,331.90x = 52,997.85 × 35,331.90
  4. Step 4: Simplify right side
    35,331.90x = 1,872,514,736.42
  5. Step 5: Solve for x
    x = 1,872,514,736.42/35,331.90
  6. Step 6: Final answer
    x = 52,997.85

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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.