Home / 204,026.81-306,039.83-54,267.26

Finding the Fourth Proportional to 204,026.81, 306,039.83 and 54,267.26

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Solution

The fourth proportional to 204,026.81, 306,039.83 and 54,267.26 is: 81,400.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,026.81 : 306,039.83 = 54,267.26 : x
  2. Step 2: Convert to fraction form
    204,026.81/306,039.83 = 54,267.26/x
  3. Step 3: Cross multiply
    204,026.81x = 306,039.83 × 54,267.26
  4. Step 4: Simplify right side
    204,026.81x = 16,607,943,518.73
  5. Step 5: Solve for x
    x = 16,607,943,518.73/204,026.81
  6. Step 6: Final answer
    x = 81,400.79

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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.