Home / 204,397.96-306,634.04-84,455.16

Finding the Fourth Proportional to 204,397.96, 306,634.04 and 84,455.16

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Solution

The fourth proportional to 204,397.96, 306,634.04 and 84,455.16 is: 126,698.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,397.96 : 306,634.04 = 84,455.16 : x
  2. Step 2: Convert to fraction form
    204,397.96/306,634.04 = 84,455.16/x
  3. Step 3: Cross multiply
    204,397.96x = 306,634.04 × 84,455.16
  4. Step 4: Simplify right side
    204,397.96x = 25,896,826,909.65
  5. Step 5: Solve for x
    x = 25,896,826,909.65/204,397.96
  6. Step 6: Final answer
    x = 126,698.07

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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.