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Finding the Fourth Proportional to 16,360.32, 22,576.64 and 8,908.16

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Solution

The fourth proportional to 16,360.32, 22,576.64 and 8,908.16 is: 12,292.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,360.32 : 22,576.64 = 8,908.16 : x
  2. Step 2: Convert to fraction form
    16,360.32/22,576.64 = 8,908.16/x
  3. Step 3: Cross multiply
    16,360.32x = 22,576.64 × 8,908.16
  4. Step 4: Simplify right side
    16,360.32x = 201,116,321.38
  5. Step 5: Solve for x
    x = 201,116,321.38/16,360.32
  6. Step 6: Final answer
    x = 12,292.93

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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.