Home / 241,081.20-361,621.80-65,977.20

Finding the Fourth Proportional to 241,081.20, 361,621.80 and 65,977.20

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Solution

The fourth proportional to 241,081.20, 361,621.80 and 65,977.20 is: 98,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,081.20 : 361,621.80 = 65,977.20 : x
  2. Step 2: Convert to fraction form
    241,081.20/361,621.80 = 65,977.20/x
  3. Step 3: Cross multiply
    241,081.20x = 361,621.80 × 65,977.20
  4. Step 4: Simplify right side
    241,081.20x = 23,858,793,822.96
  5. Step 5: Solve for x
    x = 23,858,793,822.96/241,081.20
  6. Step 6: Final answer
    x = 98,965.80

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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.