Home / 104,336.91-156,505.37-25,450.61

Finding the Fourth Proportional to 104,336.91, 156,505.37 and 25,450.61

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Solution

The fourth proportional to 104,336.91, 156,505.37 and 25,450.61 is: 38,175.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,336.91 : 156,505.37 = 25,450.61 : x
  2. Step 2: Convert to fraction form
    104,336.91/156,505.37 = 25,450.61/x
  3. Step 3: Cross multiply
    104,336.91x = 156,505.37 × 25,450.61
  4. Step 4: Simplify right side
    104,336.91x = 3,983,156,225.00
  5. Step 5: Solve for x
    x = 3,983,156,225.00/104,336.91
  6. Step 6: Final answer
    x = 38,175.91

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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.