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Finding the Fourth Proportional to 11,308.64, 15,605.52 and 6,273.08

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Solution

The fourth proportional to 11,308.64, 15,605.52 and 6,273.08 is: 8,656.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308.64 : 15,605.52 = 6,273.08 : x
  2. Step 2: Convert to fraction form
    11,308.64/15,605.52 = 6,273.08/x
  3. Step 3: Cross multiply
    11,308.64x = 15,605.52 × 6,273.08
  4. Step 4: Simplify right side
    11,308.64x = 97,894,675.40
  5. Step 5: Solve for x
    x = 97,894,675.40/11,308.64
  6. Step 6: Final answer
    x = 8,656.63

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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.