Home / 48,043.45-72,016.94-16,431.91

Finding the Fourth Proportional to 48,043.45, 72,016.94 and 16,431.91

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Solution

The fourth proportional to 48,043.45, 72,016.94 and 16,431.91 is: 24,631.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,043.45 : 72,016.94 = 16,431.91 : x
  2. Step 2: Convert to fraction form
    48,043.45/72,016.94 = 16,431.91/x
  3. Step 3: Cross multiply
    48,043.45x = 72,016.94 × 16,431.91
  4. Step 4: Simplify right side
    48,043.45x = 1,183,375,675.40
  5. Step 5: Solve for x
    x = 1,183,375,675.40/48,043.45
  6. Step 6: Final answer
    x = 24,631.36

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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.