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Finding the Fourth Proportional to 12,400.02, 17,112.06 and 7,095

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Solution

The fourth proportional to 12,400.02, 17,112.06 and 7,095 is: 9,791.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,400.02 : 17,112.06 = 7,095 : x
  2. Step 2: Convert to fraction form
    12,400.02/17,112.06 = 7,095/x
  3. Step 3: Cross multiply
    12,400.02x = 17,112.06 × 7,095
  4. Step 4: Simplify right side
    12,400.02x = 121,410,065.70
  5. Step 5: Solve for x
    x = 121,410,065.70/12,400.02
  6. Step 6: Final answer
    x = 9,791.12

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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.