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Finding the Fourth Proportional to 5,965.93, 8,908.70 and 4,872.43

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Solution

The fourth proportional to 5,965.93, 8,908.70 and 4,872.43 is: 7,275.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,965.93 : 8,908.70 = 4,872.43 : x
  2. Step 2: Convert to fraction form
    5,965.93/8,908.70 = 4,872.43/x
  3. Step 3: Cross multiply
    5,965.93x = 8,908.70 × 4,872.43
  4. Step 4: Simplify right side
    5,965.93x = 43,407,017.14
  5. Step 5: Solve for x
    x = 43,407,017.14/5,965.93
  6. Step 6: Final answer
    x = 7,275.82

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.