Home / 204,459.73-306,752.13-104,690.50

Finding the Fourth Proportional to 204,459.73, 306,752.13 and 104,690.50

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Solution

The fourth proportional to 204,459.73, 306,752.13 and 104,690.50 is: 157,067.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,459.73 : 306,752.13 = 104,690.50 : x
  2. Step 2: Convert to fraction form
    204,459.73/306,752.13 = 104,690.50/x
  3. Step 3: Cross multiply
    204,459.73x = 306,752.13 × 104,690.50
  4. Step 4: Simplify right side
    204,459.73x = 32,114,033,098.88
  5. Step 5: Solve for x
    x = 32,114,033,098.88/204,459.73
  6. Step 6: Final answer
    x = 157,067.76

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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.