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Finding the Fourth Proportional to 17,942.16, 26,915.28 and 4,795.08

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Solution

The fourth proportional to 17,942.16, 26,915.28 and 4,795.08 is: 7,193.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,942.16 : 26,915.28 = 4,795.08 : x
  2. Step 2: Convert to fraction form
    17,942.16/26,915.28 = 4,795.08/x
  3. Step 3: Cross multiply
    17,942.16x = 26,915.28 × 4,795.08
  4. Step 4: Simplify right side
    17,942.16x = 129,060,920.82
  5. Step 5: Solve for x
    x = 129,060,920.82/17,942.16
  6. Step 6: Final answer
    x = 7,193.17

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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.