Home / 45,806.72-68,697.32-16,216.61

Finding the Fourth Proportional to 45,806.72, 68,697.32 and 16,216.61

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Solution

The fourth proportional to 45,806.72, 68,697.32 and 16,216.61 is: 24,320.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,806.72 : 68,697.32 = 16,216.61 : x
  2. Step 2: Convert to fraction form
    45,806.72/68,697.32 = 16,216.61/x
  3. Step 3: Cross multiply
    45,806.72x = 68,697.32 × 16,216.61
  4. Step 4: Simplify right side
    45,806.72x = 1,114,037,221.92
  5. Step 5: Solve for x
    x = 1,114,037,221.92/45,806.72
  6. Step 6: Final answer
    x = 24,320.39

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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.