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Finding the Fourth Proportional to 43,661.68, 65,496.72 and 17,360.56

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Solution

The fourth proportional to 43,661.68, 65,496.72 and 17,360.56 is: 26,042.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,661.68 : 65,496.72 = 17,360.56 : x
  2. Step 2: Convert to fraction form
    43,661.68/65,496.72 = 17,360.56/x
  3. Step 3: Cross multiply
    43,661.68x = 65,496.72 × 17,360.56
  4. Step 4: Simplify right side
    43,661.68x = 1,137,059,737.36
  5. Step 5: Solve for x
    x = 1,137,059,737.36/43,661.68
  6. Step 6: Final answer
    x = 26,042.51

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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.