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Finding the Fourth Proportional to 11,841.02, 16,343.33 and 7,368.20

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Solution

The fourth proportional to 11,841.02, 16,343.33 and 7,368.20 is: 10,169.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,841.02 : 16,343.33 = 7,368.20 : x
  2. Step 2: Convert to fraction form
    11,841.02/16,343.33 = 7,368.20/x
  3. Step 3: Cross multiply
    11,841.02x = 16,343.33 × 7,368.20
  4. Step 4: Simplify right side
    11,841.02x = 120,420,805.55
  5. Step 5: Solve for x
    x = 120,420,805.55/11,841.02
  6. Step 6: Final answer
    x = 10,169.80

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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.