Home / 77,194.08-115,712.52-35,104.04

Finding the Fourth Proportional to 77,194.08, 115,712.52 and 35,104.04

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Solution

The fourth proportional to 77,194.08, 115,712.52 and 35,104.04 is: 52,620.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,194.08 : 115,712.52 = 35,104.04 : x
  2. Step 2: Convert to fraction form
    77,194.08/115,712.52 = 35,104.04/x
  3. Step 3: Cross multiply
    77,194.08x = 115,712.52 × 35,104.04
  4. Step 4: Simplify right side
    77,194.08x = 4,061,976,930.58
  5. Step 5: Solve for x
    x = 4,061,976,930.58/77,194.08
  6. Step 6: Final answer
    x = 52,620.32

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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.