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Finding the Fourth Proportional to 19,098.24, 28,638.72 and 5,946.72

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Solution

The fourth proportional to 19,098.24, 28,638.72 and 5,946.72 is: 8,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,098.24 : 28,638.72 = 5,946.72 : x
  2. Step 2: Convert to fraction form
    19,098.24/28,638.72 = 5,946.72/x
  3. Step 3: Cross multiply
    19,098.24x = 28,638.72 × 5,946.72
  4. Step 4: Simplify right side
    19,098.24x = 170,306,449.00
  5. Step 5: Solve for x
    x = 170,306,449.00/19,098.24
  6. Step 6: Final answer
    x = 8,917.39

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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.