Home / 195,081.10-292,621.66-54,839.74

Finding the Fourth Proportional to 195,081.10, 292,621.66 and 54,839.74

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Solution

The fourth proportional to 195,081.10, 292,621.66 and 54,839.74 is: 82,259.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,081.10 : 292,621.66 = 54,839.74 : x
  2. Step 2: Convert to fraction form
    195,081.10/292,621.66 = 54,839.74/x
  3. Step 3: Cross multiply
    195,081.10x = 292,621.66 × 54,839.74
  4. Step 4: Simplify right side
    195,081.10x = 16,047,295,752.77
  5. Step 5: Solve for x
    x = 16,047,295,752.77/195,081.10
  6. Step 6: Final answer
    x = 82,259.61

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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.