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Finding the Fourth Proportional to 33,995.79, 50,989.28 and 9,037.87

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Solution

The fourth proportional to 33,995.79, 50,989.28 and 9,037.87 is: 13,555.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,995.79 : 50,989.28 = 9,037.87 : x
  2. Step 2: Convert to fraction form
    33,995.79/50,989.28 = 9,037.87/x
  3. Step 3: Cross multiply
    33,995.79x = 50,989.28 × 9,037.87
  4. Step 4: Simplify right side
    33,995.79x = 460,834,484.03
  5. Step 5: Solve for x
    x = 460,834,484.03/33,995.79
  6. Step 6: Final answer
    x = 13,555.63

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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.