Home / 165,694.08-248,433.92-70,986.24

Finding the Fourth Proportional to 165,694.08, 248,433.92 and 70,986.24

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Solution

The fourth proportional to 165,694.08, 248,433.92 and 70,986.24 is: 106,433.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,694.08 : 248,433.92 = 70,986.24 : x
  2. Step 2: Convert to fraction form
    165,694.08/248,433.92 = 70,986.24/x
  3. Step 3: Cross multiply
    165,694.08x = 248,433.92 × 70,986.24
  4. Step 4: Simplify right side
    165,694.08x = 17,635,389,869.26
  5. Step 5: Solve for x
    x = 17,635,389,869.26/165,694.08
  6. Step 6: Final answer
    x = 106,433.43

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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.