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Finding the Fourth Proportional to 16,516.62, 22,792.95 and 8,962.92

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Solution

The fourth proportional to 16,516.62, 22,792.95 and 8,962.92 is: 12,368.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,516.62 : 22,792.95 = 8,962.92 : x
  2. Step 2: Convert to fraction form
    16,516.62/22,792.95 = 8,962.92/x
  3. Step 3: Cross multiply
    16,516.62x = 22,792.95 × 8,962.92
  4. Step 4: Simplify right side
    16,516.62x = 204,291,387.41
  5. Step 5: Solve for x
    x = 204,291,387.41/16,516.62
  6. Step 6: Final answer
    x = 12,368.84

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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.