Home / 48,961.31-73,474.80-31,443.44

Finding the Fourth Proportional to 48,961.31, 73,474.80 and 31,443.44

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Solution

The fourth proportional to 48,961.31, 73,474.80 and 31,443.44 is: 47,186.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,961.31 : 73,474.80 = 31,443.44 : x
  2. Step 2: Convert to fraction form
    48,961.31/73,474.80 = 31,443.44/x
  3. Step 3: Cross multiply
    48,961.31x = 73,474.80 × 31,443.44
  4. Step 4: Simplify right side
    48,961.31x = 2,310,299,980.03
  5. Step 5: Solve for x
    x = 2,310,299,980.03/48,961.31
  6. Step 6: Final answer
    x = 47,186.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.