Home / 37,733.76-52,072.32-20,505.99

Finding the Fourth Proportional to 37,733.76, 52,072.32 and 20,505.99

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Solution

The fourth proportional to 37,733.76, 52,072.32 and 20,505.99 is: 28,298.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,733.76 : 52,072.32 = 20,505.99 : x
  2. Step 2: Convert to fraction form
    37,733.76/52,072.32 = 20,505.99/x
  3. Step 3: Cross multiply
    37,733.76x = 52,072.32 × 20,505.99
  4. Step 4: Simplify right side
    37,733.76x = 1,067,794,473.20
  5. Step 5: Solve for x
    x = 1,067,794,473.20/37,733.76
  6. Step 6: Final answer
    x = 28,298.12

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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.