Home / 37,512.10-51,764.61-20,512.96

Finding the Fourth Proportional to 37,512.10, 51,764.61 and 20,512.96

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Solution

The fourth proportional to 37,512.10, 51,764.61 and 20,512.96 is: 28,306.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,512.10 : 51,764.61 = 20,512.96 : x
  2. Step 2: Convert to fraction form
    37,512.10/51,764.61 = 20,512.96/x
  3. Step 3: Cross multiply
    37,512.10x = 51,764.61 × 20,512.96
  4. Step 4: Simplify right side
    37,512.10x = 1,061,845,374.35
  5. Step 5: Solve for x
    x = 1,061,845,374.35/37,512.10
  6. Step 6: Final answer
    x = 28,306.74

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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.