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Finding the Fourth Proportional to 63,096.54, 94,624.34 and 20,965.31

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Solution

The fourth proportional to 63,096.54, 94,624.34 and 20,965.31 is: 31,441.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,096.54 : 94,624.34 = 20,965.31 : x
  2. Step 2: Convert to fraction form
    63,096.54/94,624.34 = 20,965.31/x
  3. Step 3: Cross multiply
    63,096.54x = 94,624.34 × 20,965.31
  4. Step 4: Simplify right side
    63,096.54x = 1,983,829,107.70
  5. Step 5: Solve for x
    x = 1,983,829,107.70/63,096.54
  6. Step 6: Final answer
    x = 31,441.17

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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.