Home / 68,672.24-94,759.86-38,453.36

Finding the Fourth Proportional to 68,672.24, 94,759.86 and 38,453.36

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Solution

The fourth proportional to 68,672.24, 94,759.86 and 38,453.36 is: 53,061.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,672.24 : 94,759.86 = 38,453.36 : x
  2. Step 2: Convert to fraction form
    68,672.24/94,759.86 = 38,453.36/x
  3. Step 3: Cross multiply
    68,672.24x = 94,759.86 × 38,453.36
  4. Step 4: Simplify right side
    68,672.24x = 3,643,835,010.13
  5. Step 5: Solve for x
    x = 3,643,835,010.13/68,672.24
  6. Step 6: Final answer
    x = 53,061.25

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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.