Home / 157,716.78-236,517.03-124,048.68

Finding the Fourth Proportional to 157,716.78, 236,517.03 and 124,048.68

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Solution

The fourth proportional to 157,716.78, 236,517.03 and 124,048.68 is: 186,027.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,716.78 : 236,517.03 = 124,048.68 : x
  2. Step 2: Convert to fraction form
    157,716.78/236,517.03 = 124,048.68/x
  3. Step 3: Cross multiply
    157,716.78x = 236,517.03 × 124,048.68
  4. Step 4: Simplify right side
    157,716.78x = 29,339,625,369.02
  5. Step 5: Solve for x
    x = 29,339,625,369.02/157,716.78
  6. Step 6: Final answer
    x = 186,027.29

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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.