Home / 73,436.94-110,155.20-20,846.52

Finding the Fourth Proportional to 73,436.94, 110,155.20 and 20,846.52

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Solution

The fourth proportional to 73,436.94, 110,155.20 and 20,846.52 is: 31,269.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,436.94 : 110,155.20 = 20,846.52 : x
  2. Step 2: Convert to fraction form
    73,436.94/110,155.20 = 20,846.52/x
  3. Step 3: Cross multiply
    73,436.94x = 110,155.20 × 20,846.52
  4. Step 4: Simplify right side
    73,436.94x = 2,296,352,579.90
  5. Step 5: Solve for x
    x = 2,296,352,579.90/73,436.94
  6. Step 6: Final answer
    x = 31,269.72

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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.