Home / 100,736.88-151,083.63-41,557.20

Finding the Fourth Proportional to 100,736.88, 151,083.63 and 41,557.20

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Solution

The fourth proportional to 100,736.88, 151,083.63 and 41,557.20 is: 62,326.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,736.88 : 151,083.63 = 41,557.20 : x
  2. Step 2: Convert to fraction form
    100,736.88/151,083.63 = 41,557.20/x
  3. Step 3: Cross multiply
    100,736.88x = 151,083.63 × 41,557.20
  4. Step 4: Simplify right side
    100,736.88x = 6,278,612,628.64
  5. Step 5: Solve for x
    x = 6,278,612,628.64/100,736.88
  6. Step 6: Final answer
    x = 62,326.85

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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.