Home / 181,949.10-251,084.34-101,371.68

Finding the Fourth Proportional to 181,949.10, 251,084.34 and 101,371.68

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Solution

The fourth proportional to 181,949.10, 251,084.34 and 101,371.68 is: 139,889.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,949.10 : 251,084.34 = 101,371.68 : x
  2. Step 2: Convert to fraction form
    181,949.10/251,084.34 = 101,371.68/x
  3. Step 3: Cross multiply
    181,949.10x = 251,084.34 × 101,371.68
  4. Step 4: Simplify right side
    181,949.10x = 25,452,841,367.49
  5. Step 5: Solve for x
    x = 25,452,841,367.49/181,949.10
  6. Step 6: Final answer
    x = 139,889.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.