Home / 115,930-173,844.36-41,025.25

Finding the Fourth Proportional to 115,930, 173,844.36 and 41,025.25

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Solution

The fourth proportional to 115,930, 173,844.36 and 41,025.25 is: 61,519.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,930 : 173,844.36 = 41,025.25 : x
  2. Step 2: Convert to fraction form
    115,930/173,844.36 = 41,025.25/x
  3. Step 3: Cross multiply
    115,930x = 173,844.36 × 41,025.25
  4. Step 4: Simplify right side
    115,930x = 7,132,008,330.09
  5. Step 5: Solve for x
    x = 7,132,008,330.09/115,930
  6. Step 6: Final answer
    x = 61,519.95

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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.