Home / 123,917.74-185,876.26-35,171.33

Finding the Fourth Proportional to 123,917.74, 185,876.26 and 35,171.33

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Solution

The fourth proportional to 123,917.74, 185,876.26 and 35,171.33 is: 52,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,917.74 : 185,876.26 = 35,171.33 : x
  2. Step 2: Convert to fraction form
    123,917.74/185,876.26 = 35,171.33/x
  3. Step 3: Cross multiply
    123,917.74x = 185,876.26 × 35,171.33
  4. Step 4: Simplify right side
    123,917.74x = 6,537,515,279.63
  5. Step 5: Solve for x
    x = 6,537,515,279.63/123,917.74
  6. Step 6: Final answer
    x = 52,756.90

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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.