Home / 156,797.70-235,196.57-68,049.24

Finding the Fourth Proportional to 156,797.70, 235,196.57 and 68,049.24

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Solution

The fourth proportional to 156,797.70, 235,196.57 and 68,049.24 is: 102,073.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,797.70 : 235,196.57 = 68,049.24 : x
  2. Step 2: Convert to fraction form
    156,797.70/235,196.57 = 68,049.24/x
  3. Step 3: Cross multiply
    156,797.70x = 235,196.57 × 68,049.24
  4. Step 4: Simplify right side
    156,797.70x = 16,004,947,839.11
  5. Step 5: Solve for x
    x = 16,004,947,839.11/156,797.70
  6. Step 6: Final answer
    x = 102,073.87

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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.