Home / 74,917.25-103,388.94-43,086.17

Finding the Fourth Proportional to 74,917.25, 103,388.94 and 43,086.17

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Solution

The fourth proportional to 74,917.25, 103,388.94 and 43,086.17 is: 59,460.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,917.25 : 103,388.94 = 43,086.17 : x
  2. Step 2: Convert to fraction form
    74,917.25/103,388.94 = 43,086.17/x
  3. Step 3: Cross multiply
    74,917.25x = 103,388.94 × 43,086.17
  4. Step 4: Simplify right side
    74,917.25x = 4,454,633,444.96
  5. Step 5: Solve for x
    x = 4,454,633,444.96/74,917.25
  6. Step 6: Final answer
    x = 59,460.72

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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.