Home / 165,721.10-248,581.65-95,542.70

Finding the Fourth Proportional to 165,721.10, 248,581.65 and 95,542.70

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Solution

The fourth proportional to 165,721.10, 248,581.65 and 95,542.70 is: 143,314.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,721.10 : 248,581.65 = 95,542.70 : x
  2. Step 2: Convert to fraction form
    165,721.10/248,581.65 = 95,542.70/x
  3. Step 3: Cross multiply
    165,721.10x = 248,581.65 × 95,542.70
  4. Step 4: Simplify right side
    165,721.10x = 23,750,162,011.46
  5. Step 5: Solve for x
    x = 23,750,162,011.46/165,721.10
  6. Step 6: Final answer
    x = 143,314.05

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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.