Home / 52,243.76-78,346.20-17,174

Finding the Fourth Proportional to 52,243.76, 78,346.20 and 17,174

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Solution

The fourth proportional to 52,243.76, 78,346.20 and 17,174 is: 25,754.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,243.76 : 78,346.20 = 17,174 : x
  2. Step 2: Convert to fraction form
    52,243.76/78,346.20 = 17,174/x
  3. Step 3: Cross multiply
    52,243.76x = 78,346.20 × 17,174
  4. Step 4: Simplify right side
    52,243.76x = 1,345,517,638.80
  5. Step 5: Solve for x
    x = 1,345,517,638.80/52,243.76
  6. Step 6: Final answer
    x = 25,754.61

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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.