Home / 204,891.50-307,337.25-64,661.06

Finding the Fourth Proportional to 204,891.50, 307,337.25 and 64,661.06

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Solution

The fourth proportional to 204,891.50, 307,337.25 and 64,661.06 is: 96,991.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,891.50 : 307,337.25 = 64,661.06 : x
  2. Step 2: Convert to fraction form
    204,891.50/307,337.25 = 64,661.06/x
  3. Step 3: Cross multiply
    204,891.50x = 307,337.25 × 64,661.06
  4. Step 4: Simplify right side
    204,891.50x = 19,872,753,373.31
  5. Step 5: Solve for x
    x = 19,872,753,373.31/204,891.50
  6. Step 6: Final answer
    x = 96,991.59

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1.5x scale

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.