Home / 204,053.60-306,112.09-104,159.74

Finding the Fourth Proportional to 204,053.60, 306,112.09 and 104,159.74

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Solution

The fourth proportional to 204,053.60, 306,112.09 and 104,159.74 is: 156,255.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,053.60 : 306,112.09 = 104,159.74 : x
  2. Step 2: Convert to fraction form
    204,053.60/306,112.09 = 104,159.74/x
  3. Step 3: Cross multiply
    204,053.60x = 306,112.09 × 104,159.74
  4. Step 4: Simplify right side
    204,053.60x = 31,884,557,178.68
  5. Step 5: Solve for x
    x = 31,884,557,178.68/204,053.60
  6. Step 6: Final answer
    x = 156,255.79

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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.