Home / 156,736.50-234,874.29-92,628.66

Finding the Fourth Proportional to 156,736.50, 234,874.29 and 92,628.66

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Solution

The fourth proportional to 156,736.50, 234,874.29 and 92,628.66 is: 138,806.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,736.50 : 234,874.29 = 92,628.66 : x
  2. Step 2: Convert to fraction form
    156,736.50/234,874.29 = 92,628.66/x
  3. Step 3: Cross multiply
    156,736.50x = 234,874.29 × 92,628.66
  4. Step 4: Simplify right side
    156,736.50x = 21,756,090,751.15
  5. Step 5: Solve for x
    x = 21,756,090,751.15/156,736.50
  6. Step 6: Final answer
    x = 138,806.79

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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.