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Finding the Fourth Proportional to 7,672.54, 10,591.52 and 5,967.18

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Solution

The fourth proportional to 7,672.54, 10,591.52 and 5,967.18 is: 8,237.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672.54 : 10,591.52 = 5,967.18 : x
  2. Step 2: Convert to fraction form
    7,672.54/10,591.52 = 5,967.18/x
  3. Step 3: Cross multiply
    7,672.54x = 10,591.52 × 5,967.18
  4. Step 4: Simplify right side
    7,672.54x = 63,201,506.31
  5. Step 5: Solve for x
    x = 63,201,506.31/7,672.54
  6. Step 6: Final answer
    x = 8,237.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.