Home / 156,797.20-235,195.82-68,048.74

Finding the Fourth Proportional to 156,797.20, 235,195.82 and 68,048.74

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Solution

The fourth proportional to 156,797.20, 235,195.82 and 68,048.74 is: 102,073.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,797.20 : 235,195.82 = 68,048.74 : x
  2. Step 2: Convert to fraction form
    156,797.20/235,195.82 = 68,048.74/x
  3. Step 3: Cross multiply
    156,797.20x = 235,195.82 × 68,048.74
  4. Step 4: Simplify right side
    156,797.20x = 16,004,779,204.27
  5. Step 5: Solve for x
    x = 16,004,779,204.27/156,797.20
  6. Step 6: Final answer
    x = 102,073.12

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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.