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Finding the Fourth Proportional to 8,748.44, 12,080.40 and 7,501.85

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Solution

The fourth proportional to 8,748.44, 12,080.40 and 7,501.85 is: 10,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.44 : 12,080.40 = 7,501.85 : x
  2. Step 2: Convert to fraction form
    8,748.44/12,080.40 = 7,501.85/x
  3. Step 3: Cross multiply
    8,748.44x = 12,080.40 × 7,501.85
  4. Step 4: Simplify right side
    8,748.44x = 90,625,305.51
  5. Step 5: Solve for x
    x = 90,625,305.51/8,748.44
  6. Step 6: Final answer
    x = 10,359.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.