Home / 204,412.50-306,621.51-64,171.14

Finding the Fourth Proportional to 204,412.50, 306,621.51 and 64,171.14

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Solution

The fourth proportional to 204,412.50, 306,621.51 and 64,171.14 is: 96,257.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,412.50 : 306,621.51 = 64,171.14 : x
  2. Step 2: Convert to fraction form
    204,412.50/306,621.51 = 64,171.14/x
  3. Step 3: Cross multiply
    204,412.50x = 306,621.51 × 64,171.14
  4. Step 4: Simplify right side
    204,412.50x = 19,676,251,845.22
  5. Step 5: Solve for x
    x = 19,676,251,845.22/204,412.50
  6. Step 6: Final answer
    x = 96,257.58

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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.