Home / 104,120.70-156,179.67-25,235.61

Finding the Fourth Proportional to 104,120.70, 156,179.67 and 25,235.61

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Solution

The fourth proportional to 104,120.70, 156,179.67 and 25,235.61 is: 37,853.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,120.70 : 156,179.67 = 25,235.61 : x
  2. Step 2: Convert to fraction form
    104,120.70/156,179.67 = 25,235.61/x
  3. Step 3: Cross multiply
    104,120.70x = 156,179.67 × 25,235.61
  4. Step 4: Simplify right side
    104,120.70x = 3,941,289,242.05
  5. Step 5: Solve for x
    x = 3,941,289,242.05/104,120.70
  6. Step 6: Final answer
    x = 37,853.08

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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.