Home / 344,847.12-517,270.96-164,890.20

Finding the Fourth Proportional to 344,847.12, 517,270.96 and 164,890.20

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Solution

The fourth proportional to 344,847.12, 517,270.96 and 164,890.20 is: 247,335.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,847.12 : 517,270.96 = 164,890.20 : x
  2. Step 2: Convert to fraction form
    344,847.12/517,270.96 = 164,890.20/x
  3. Step 3: Cross multiply
    344,847.12x = 517,270.96 × 164,890.20
  4. Step 4: Simplify right side
    344,847.12x = 85,292,912,048.59
  5. Step 5: Solve for x
    x = 85,292,912,048.59/344,847.12
  6. Step 6: Final answer
    x = 247,335.43

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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.