Home / 165,240.56-247,861.08-40,581.68

Finding the Fourth Proportional to 165,240.56, 247,861.08 and 40,581.68

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Solution

The fourth proportional to 165,240.56, 247,861.08 and 40,581.68 is: 60,872.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,240.56 : 247,861.08 = 40,581.68 : x
  2. Step 2: Convert to fraction form
    165,240.56/247,861.08 = 40,581.68/x
  3. Step 3: Cross multiply
    165,240.56x = 247,861.08 × 40,581.68
  4. Step 4: Simplify right side
    165,240.56x = 10,058,619,033.01
  5. Step 5: Solve for x
    x = 10,058,619,033.01/165,240.56
  6. Step 6: Final answer
    x = 60,872.58

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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.