Home / 29,963.10-44,944.65-20,631.90

Finding the Fourth Proportional to 29,963.10, 44,944.65 and 20,631.90

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Solution

The fourth proportional to 29,963.10, 44,944.65 and 20,631.90 is: 30,947.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,963.10 : 44,944.65 = 20,631.90 : x
  2. Step 2: Convert to fraction form
    29,963.10/44,944.65 = 20,631.90/x
  3. Step 3: Cross multiply
    29,963.10x = 44,944.65 × 20,631.90
  4. Step 4: Simplify right side
    29,963.10x = 927,293,524.34
  5. Step 5: Solve for x
    x = 927,293,524.34/29,963.10
  6. Step 6: Final answer
    x = 30,947.85

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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.