Home / 204,573.12-306,815.94-64,298.94

Finding the Fourth Proportional to 204,573.12, 306,815.94 and 64,298.94

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Solution

The fourth proportional to 204,573.12, 306,815.94 and 64,298.94 is: 96,434.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,573.12 : 306,815.94 = 64,298.94 : x
  2. Step 2: Convert to fraction form
    204,573.12/306,815.94 = 64,298.94/x
  3. Step 3: Cross multiply
    204,573.12x = 306,815.94 × 64,298.94
  4. Step 4: Simplify right side
    204,573.12x = 19,727,939,717.10
  5. Step 5: Solve for x
    x = 19,727,939,717.10/204,573.12
  6. Step 6: Final answer
    x = 96,434.66

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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.