Home / 156,914.26-235,238.70-68,101

Finding the Fourth Proportional to 156,914.26, 235,238.70 and 68,101

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Solution

The fourth proportional to 156,914.26, 235,238.70 and 68,101 is: 102,093.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,914.26 : 235,238.70 = 68,101 : x
  2. Step 2: Convert to fraction form
    156,914.26/235,238.70 = 68,101/x
  3. Step 3: Cross multiply
    156,914.26x = 235,238.70 × 68,101
  4. Step 4: Simplify right side
    156,914.26x = 16,019,990,708.70
  5. Step 5: Solve for x
    x = 16,019,990,708.70/156,914.26
  6. Step 6: Final answer
    x = 102,093.91

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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.