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Finding the Fourth Proportional to 16,792.20, 25,166.70 and 8,008.20

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Solution

The fourth proportional to 16,792.20, 25,166.70 and 8,008.20 is: 12,002.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,792.20 : 25,166.70 = 8,008.20 : x
  2. Step 2: Convert to fraction form
    16,792.20/25,166.70 = 8,008.20/x
  3. Step 3: Cross multiply
    16,792.20x = 25,166.70 × 8,008.20
  4. Step 4: Simplify right side
    16,792.20x = 201,539,966.94
  5. Step 5: Solve for x
    x = 201,539,966.94/16,792.20
  6. Step 6: Final answer
    x = 12,002.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.