Home / 37,904.96-52,311.48-21,137.96

Finding the Fourth Proportional to 37,904.96, 52,311.48 and 21,137.96

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Solution

The fourth proportional to 37,904.96, 52,311.48 and 21,137.96 is: 29,171.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,904.96 : 52,311.48 = 21,137.96 : x
  2. Step 2: Convert to fraction form
    37,904.96/52,311.48 = 21,137.96/x
  3. Step 3: Cross multiply
    37,904.96x = 52,311.48 × 21,137.96
  4. Step 4: Simplify right side
    37,904.96x = 1,105,757,971.78
  5. Step 5: Solve for x
    x = 1,105,757,971.78/37,904.96
  6. Step 6: Final answer
    x = 29,171.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.