Home / 45,917.20-68,746.20-44,621.20

Finding the Fourth Proportional to 45,917.20, 68,746.20 and 44,621.20

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Solution

The fourth proportional to 45,917.20, 68,746.20 and 44,621.20 is: 66,805.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,917.20 : 68,746.20 = 44,621.20 : x
  2. Step 2: Convert to fraction form
    45,917.20/68,746.20 = 44,621.20/x
  3. Step 3: Cross multiply
    45,917.20x = 68,746.20 × 44,621.20
  4. Step 4: Simplify right side
    45,917.20x = 3,067,537,939.44
  5. Step 5: Solve for x
    x = 3,067,537,939.44/45,917.20
  6. Step 6: Final answer
    x = 66,805.86

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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.