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Finding the Fourth Proportional to 9,505.77, 13,118.39 and 5,314.02

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Solution

The fourth proportional to 9,505.77, 13,118.39 and 5,314.02 is: 7,333.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505.77 : 13,118.39 = 5,314.02 : x
  2. Step 2: Convert to fraction form
    9,505.77/13,118.39 = 5,314.02/x
  3. Step 3: Cross multiply
    9,505.77x = 13,118.39 × 5,314.02
  4. Step 4: Simplify right side
    9,505.77x = 69,711,294.67
  5. Step 5: Solve for x
    x = 69,711,294.67/9,505.77
  6. Step 6: Final answer
    x = 7,333.58

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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.