Home / 67,936.31-93,742.11-37,721.88

Finding the Fourth Proportional to 67,936.31, 93,742.11 and 37,721.88

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Solution

The fourth proportional to 67,936.31, 93,742.11 and 37,721.88 is: 52,050.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,936.31 : 93,742.11 = 37,721.88 : x
  2. Step 2: Convert to fraction form
    67,936.31/93,742.11 = 37,721.88/x
  3. Step 3: Cross multiply
    67,936.31x = 93,742.11 × 37,721.88
  4. Step 4: Simplify right side
    67,936.31x = 3,536,128,624.37
  5. Step 5: Solve for x
    x = 3,536,128,624.37/67,936.31
  6. Step 6: Final answer
    x = 52,050.65

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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.