Home / 68,473.88-94,494.58-40,180.04

Finding the Fourth Proportional to 68,473.88, 94,494.58 and 40,180.04

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Solution

The fourth proportional to 68,473.88, 94,494.58 and 40,180.04 is: 55,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,473.88 : 94,494.58 = 40,180.04 : x
  2. Step 2: Convert to fraction form
    68,473.88/94,494.58 = 40,180.04/x
  3. Step 3: Cross multiply
    68,473.88x = 94,494.58 × 40,180.04
  4. Step 4: Simplify right side
    68,473.88x = 3,796,796,004.18
  5. Step 5: Solve for x
    x = 3,796,796,004.18/68,473.88
  6. Step 6: Final answer
    x = 55,448.82

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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.