Home / 117,230.20-175,730.10-104,788.60

Finding the Fourth Proportional to 117,230.20, 175,730.10 and 104,788.60

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Solution

The fourth proportional to 117,230.20, 175,730.10 and 104,788.60 is: 157,079.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,230.20 : 175,730.10 = 104,788.60 : x
  2. Step 2: Convert to fraction form
    117,230.20/175,730.10 = 104,788.60/x
  3. Step 3: Cross multiply
    117,230.20x = 175,730.10 × 104,788.60
  4. Step 4: Simplify right side
    117,230.20x = 18,414,511,156.86
  5. Step 5: Solve for x
    x = 18,414,511,156.86/117,230.20
  6. Step 6: Final answer
    x = 157,079.93

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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.