Home / 174,387.24-261,765.18-80,983.08

Finding the Fourth Proportional to 174,387.24, 261,765.18 and 80,983.08

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Solution

The fourth proportional to 174,387.24, 261,765.18 and 80,983.08 is: 121,560.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,387.24 : 261,765.18 = 80,983.08 : x
  2. Step 2: Convert to fraction form
    174,387.24/261,765.18 = 80,983.08/x
  3. Step 3: Cross multiply
    174,387.24x = 261,765.18 × 80,983.08
  4. Step 4: Simplify right side
    174,387.24x = 21,198,550,513.15
  5. Step 5: Solve for x
    x = 21,198,550,513.15/174,387.24
  6. Step 6: Final answer
    x = 121,560.22

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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.