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Finding the Fourth Proportional to 9,342.81, 14,005.58 and 3,495.42

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Solution

The fourth proportional to 9,342.81, 14,005.58 and 3,495.42 is: 5,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,342.81 : 14,005.58 = 3,495.42 : x
  2. Step 2: Convert to fraction form
    9,342.81/14,005.58 = 3,495.42/x
  3. Step 3: Cross multiply
    9,342.81x = 14,005.58 × 3,495.42
  4. Step 4: Simplify right side
    9,342.81x = 48,955,366.97
  5. Step 5: Solve for x
    x = 48,955,366.97/9,342.81
  6. Step 6: Final answer
    x = 5,239.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.