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Finding the Fourth Proportional to 12,182.60, 16,812.04 and 6,593.60

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Solution

The fourth proportional to 12,182.60, 16,812.04 and 6,593.60 is: 9,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,182.60 : 16,812.04 = 6,593.60 : x
  2. Step 2: Convert to fraction form
    12,182.60/16,812.04 = 6,593.60/x
  3. Step 3: Cross multiply
    12,182.60x = 16,812.04 × 6,593.60
  4. Step 4: Simplify right side
    12,182.60x = 110,851,866.94
  5. Step 5: Solve for x
    x = 110,851,866.94/12,182.60
  6. Step 6: Final answer
    x = 9,099.20

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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.