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Finding the Fourth Proportional to 12,100.36, 16,702.33 and 7,066.62

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Solution

The fourth proportional to 12,100.36, 16,702.33 and 7,066.62 is: 9,754.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,100.36 : 16,702.33 = 7,066.62 : x
  2. Step 2: Convert to fraction form
    12,100.36/16,702.33 = 7,066.62/x
  3. Step 3: Cross multiply
    12,100.36x = 16,702.33 × 7,066.62
  4. Step 4: Simplify right side
    12,100.36x = 118,029,019.22
  5. Step 5: Solve for x
    x = 118,029,019.22/12,100.36
  6. Step 6: Final answer
    x = 9,754.17

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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.