Home / 175,423.38-263,072.97-57,072.66

Finding the Fourth Proportional to 175,423.38, 263,072.97 and 57,072.66

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Solution

The fourth proportional to 175,423.38, 263,072.97 and 57,072.66 is: 85,588.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,423.38 : 263,072.97 = 57,072.66 : x
  2. Step 2: Convert to fraction form
    175,423.38/263,072.97 = 57,072.66/x
  3. Step 3: Cross multiply
    175,423.38x = 263,072.97 × 57,072.66
  4. Step 4: Simplify right side
    175,423.38x = 15,014,274,172.00
  5. Step 5: Solve for x
    x = 15,014,274,172.00/175,423.38
  6. Step 6: Final answer
    x = 85,588.79

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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.