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Finding the Fourth Proportional to 8,953.41, 12,359.16 and 5,968.16

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Solution

The fourth proportional to 8,953.41, 12,359.16 and 5,968.16 is: 8,238.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,953.41 : 12,359.16 = 5,968.16 : x
  2. Step 2: Convert to fraction form
    8,953.41/12,359.16 = 5,968.16/x
  3. Step 3: Cross multiply
    8,953.41x = 12,359.16 × 5,968.16
  4. Step 4: Simplify right side
    8,953.41x = 73,761,382.55
  5. Step 5: Solve for x
    x = 73,761,382.55/8,953.41
  6. Step 6: Final answer
    x = 8,238.36

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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.