Home / 204,379.19-306,579.72-64,148.75

Finding the Fourth Proportional to 204,379.19, 306,579.72 and 64,148.75

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Solution

The fourth proportional to 204,379.19, 306,579.72 and 64,148.75 is: 96,226.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,379.19 : 306,579.72 = 64,148.75 : x
  2. Step 2: Convert to fraction form
    204,379.19/306,579.72 = 64,148.75/x
  3. Step 3: Cross multiply
    204,379.19x = 306,579.72 × 64,148.75
  4. Step 4: Simplify right side
    204,379.19x = 19,666,705,813.35
  5. Step 5: Solve for x
    x = 19,666,705,813.35/204,379.19
  6. Step 6: Final answer
    x = 96,226.56

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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.