Home / 173,020.10-259,530.15-54,727.70

Finding the Fourth Proportional to 173,020.10, 259,530.15 and 54,727.70

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Solution

The fourth proportional to 173,020.10, 259,530.15 and 54,727.70 is: 82,091.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,020.10 : 259,530.15 = 54,727.70 : x
  2. Step 2: Convert to fraction form
    173,020.10/259,530.15 = 54,727.70/x
  3. Step 3: Cross multiply
    173,020.10x = 259,530.15 × 54,727.70
  4. Step 4: Simplify right side
    173,020.10x = 14,203,488,190.16
  5. Step 5: Solve for x
    x = 14,203,488,190.16/173,020.10
  6. Step 6: Final answer
    x = 82,091.55

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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.