Home / 68,838.43-103,268.45-29,395.75

Finding the Fourth Proportional to 68,838.43, 103,268.45 and 29,395.75

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Solution

The fourth proportional to 68,838.43, 103,268.45 and 29,395.75 is: 44,098.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,838.43 : 103,268.45 = 29,395.75 : x
  2. Step 2: Convert to fraction form
    68,838.43/103,268.45 = 29,395.75/x
  3. Step 3: Cross multiply
    68,838.43x = 103,268.45 × 29,395.75
  4. Step 4: Simplify right side
    68,838.43x = 3,035,653,539.09
  5. Step 5: Solve for x
    x = 3,035,653,539.09/68,838.43
  6. Step 6: Final answer
    x = 44,098.24

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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.