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Finding the Fourth Proportional to 9,807.08, 13,535.70 and 5,618.12

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Solution

The fourth proportional to 9,807.08, 13,535.70 and 5,618.12 is: 7,754.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,807.08 : 13,535.70 = 5,618.12 : x
  2. Step 2: Convert to fraction form
    9,807.08/13,535.70 = 5,618.12/x
  3. Step 3: Cross multiply
    9,807.08x = 13,535.70 × 5,618.12
  4. Step 4: Simplify right side
    9,807.08x = 76,045,186.88
  5. Step 5: Solve for x
    x = 76,045,186.88/9,807.08
  6. Step 6: Final answer
    x = 7,754.11

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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.