Home / 165,947.16-248,687.46-72,256.44

Finding the Fourth Proportional to 165,947.16, 248,687.46 and 72,256.44

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Solution

The fourth proportional to 165,947.16, 248,687.46 and 72,256.44 is: 108,283.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,947.16 : 248,687.46 = 72,256.44 : x
  2. Step 2: Convert to fraction form
    165,947.16/248,687.46 = 72,256.44/x
  3. Step 3: Cross multiply
    165,947.16x = 248,687.46 × 72,256.44
  4. Step 4: Simplify right side
    165,947.16x = 17,969,270,532.24
  5. Step 5: Solve for x
    x = 17,969,270,532.24/165,947.16
  6. Step 6: Final answer
    x = 108,283.09

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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.