Home / 186,026.58-279,033.62-80,845.56

Finding the Fourth Proportional to 186,026.58, 279,033.62 and 80,845.56

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Solution

The fourth proportional to 186,026.58, 279,033.62 and 80,845.56 is: 121,265.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,026.58 : 279,033.62 = 80,845.56 : x
  2. Step 2: Convert to fraction form
    186,026.58/279,033.62 = 80,845.56/x
  3. Step 3: Cross multiply
    186,026.58x = 279,033.62 × 80,845.56
  4. Step 4: Simplify right side
    186,026.58x = 22,558,628,863.50
  5. Step 5: Solve for x
    x = 22,558,628,863.50/186,026.58
  6. Step 6: Final answer
    x = 121,265.62

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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.