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Finding the Fourth Proportional to 12,001.25, 16,559.07 and 6,962.55

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Solution

The fourth proportional to 12,001.25, 16,559.07 and 6,962.55 is: 9,606.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001.25 : 16,559.07 = 6,962.55 : x
  2. Step 2: Convert to fraction form
    12,001.25/16,559.07 = 6,962.55/x
  3. Step 3: Cross multiply
    12,001.25x = 16,559.07 × 6,962.55
  4. Step 4: Simplify right side
    12,001.25x = 115,293,264.62
  5. Step 5: Solve for x
    x = 115,293,264.62/12,001.25
  6. Step 6: Final answer
    x = 9,606.77

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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.