Home / 204,686.25-306,689.94-124,481.63

Finding the Fourth Proportional to 204,686.25, 306,689.94 and 124,481.63

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Solution

The fourth proportional to 204,686.25, 306,689.94 and 124,481.63 is: 186,516.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,686.25 : 306,689.94 = 124,481.63 : x
  2. Step 2: Convert to fraction form
    204,686.25/306,689.94 = 124,481.63/x
  3. Step 3: Cross multiply
    204,686.25x = 306,689.94 × 124,481.63
  4. Step 4: Simplify right side
    204,686.25x = 38,177,262,102.35
  5. Step 5: Solve for x
    x = 38,177,262,102.35/204,686.25
  6. Step 6: Final answer
    x = 186,516.01

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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.