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Finding the Fourth Proportional to 11,506.81, 17,237.65 and 5,963.79

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Solution

The fourth proportional to 11,506.81, 17,237.65 and 5,963.79 is: 8,933.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,506.81 : 17,237.65 = 5,963.79 : x
  2. Step 2: Convert to fraction form
    11,506.81/17,237.65 = 5,963.79/x
  3. Step 3: Cross multiply
    11,506.81x = 17,237.65 × 5,963.79
  4. Step 4: Simplify right side
    11,506.81x = 102,801,724.69
  5. Step 5: Solve for x
    x = 102,801,724.69/11,506.81
  6. Step 6: Final answer
    x = 8,933.99

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1.5x scale

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.