Home / 165,535.50-248,342.13-54,727.50

Finding the Fourth Proportional to 165,535.50, 248,342.13 and 54,727.50

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Solution

The fourth proportional to 165,535.50, 248,342.13 and 54,727.50 is: 82,104.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,535.50 : 248,342.13 = 54,727.50 : x
  2. Step 2: Convert to fraction form
    165,535.50/248,342.13 = 54,727.50/x
  3. Step 3: Cross multiply
    165,535.50x = 248,342.13 × 54,727.50
  4. Step 4: Simplify right side
    165,535.50x = 13,591,143,919.58
  5. Step 5: Solve for x
    x = 13,591,143,919.58/165,535.50
  6. Step 6: Final answer
    x = 82,104.10

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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.