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Finding the Fourth Proportional to 9,180.04, 13,794.60 and 8,037.20

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Solution

The fourth proportional to 9,180.04, 13,794.60 and 8,037.20 is: 12,077.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.04 : 13,794.60 = 8,037.20 : x
  2. Step 2: Convert to fraction form
    9,180.04/13,794.60 = 8,037.20/x
  3. Step 3: Cross multiply
    9,180.04x = 13,794.60 × 8,037.20
  4. Step 4: Simplify right side
    9,180.04x = 110,869,959.12
  5. Step 5: Solve for x
    x = 110,869,959.12/9,180.04
  6. Step 6: Final answer
    x = 12,077.28

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