Home / 48,505.91-66,871.37-33,189.62

Finding the Fourth Proportional to 48,505.91, 66,871.37 and 33,189.62

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Solution

The fourth proportional to 48,505.91, 66,871.37 and 33,189.62 is: 45,755.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,505.91 : 66,871.37 = 33,189.62 : x
  2. Step 2: Convert to fraction form
    48,505.91/66,871.37 = 33,189.62/x
  3. Step 3: Cross multiply
    48,505.91x = 66,871.37 × 33,189.62
  4. Step 4: Simplify right side
    48,505.91x = 2,219,435,107.80
  5. Step 5: Solve for x
    x = 2,219,435,107.80/48,505.91
  6. Step 6: Final answer
    x = 45,755.98

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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.