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Finding the Fourth Proportional to 8,968.52, 12,376.96 and 7,473.93

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Solution

The fourth proportional to 8,968.52, 12,376.96 and 7,473.93 is: 10,314.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968.52 : 12,376.96 = 7,473.93 : x
  2. Step 2: Convert to fraction form
    8,968.52/12,376.96 = 7,473.93/x
  3. Step 3: Cross multiply
    8,968.52x = 12,376.96 × 7,473.93
  4. Step 4: Simplify right side
    8,968.52x = 92,504,532.65
  5. Step 5: Solve for x
    x = 92,504,532.65/8,968.52
  6. Step 6: Final answer
    x = 10,314.36

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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.