Home / 204,440.80-306,674.12-64,204.96

Finding the Fourth Proportional to 204,440.80, 306,674.12 and 64,204.96

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Solution

The fourth proportional to 204,440.80, 306,674.12 and 64,204.96 is: 96,311.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,440.80 : 306,674.12 = 64,204.96 : x
  2. Step 2: Convert to fraction form
    204,440.80/306,674.12 = 64,204.96/x
  3. Step 3: Cross multiply
    204,440.80x = 306,674.12 × 64,204.96
  4. Step 4: Simplify right side
    204,440.80x = 19,689,999,607.64
  5. Step 5: Solve for x
    x = 19,689,999,607.64/204,440.80
  6. Step 6: Final answer
    x = 96,311.50

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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.