Home / 204,690.52-307,322.70-104,922.28

Finding the Fourth Proportional to 204,690.52, 307,322.70 and 104,922.28

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Solution

The fourth proportional to 204,690.52, 307,322.70 and 104,922.28 is: 157,530.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,690.52 : 307,322.70 = 104,922.28 : x
  2. Step 2: Convert to fraction form
    204,690.52/307,322.70 = 104,922.28/x
  3. Step 3: Cross multiply
    204,690.52x = 307,322.70 × 104,922.28
  4. Step 4: Simplify right side
    204,690.52x = 32,244,998,379.76
  5. Step 5: Solve for x
    x = 32,244,998,379.76/204,690.52
  6. Step 6: Final answer
    x = 157,530.49

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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.