Home / 204,440.89-306,661.27-54,677.30

Finding the Fourth Proportional to 204,440.89, 306,661.27 and 54,677.30

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Solution

The fourth proportional to 204,440.89, 306,661.27 and 54,677.30 is: 82,015.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,440.89 : 306,661.27 = 54,677.30 : x
  2. Step 2: Convert to fraction form
    204,440.89/306,661.27 = 54,677.30/x
  3. Step 3: Cross multiply
    204,440.89x = 306,661.27 × 54,677.30
  4. Step 4: Simplify right side
    204,440.89x = 16,767,411,124.37
  5. Step 5: Solve for x
    x = 16,767,411,124.37/204,440.89
  6. Step 6: Final answer
    x = 82,015.94

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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.