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Finding the Fourth Proportional to 33,641.52, 50,462.03 and 8,679.45

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Solution

The fourth proportional to 33,641.52, 50,462.03 and 8,679.45 is: 13,019.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,641.52 : 50,462.03 = 8,679.45 : x
  2. Step 2: Convert to fraction form
    33,641.52/50,462.03 = 8,679.45/x
  3. Step 3: Cross multiply
    33,641.52x = 50,462.03 × 8,679.45
  4. Step 4: Simplify right side
    33,641.52x = 437,982,666.28
  5. Step 5: Solve for x
    x = 437,982,666.28/33,641.52
  6. Step 6: Final answer
    x = 13,019.11

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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.