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Finding the Fourth Proportional to 15,594.72, 23,376.72 and 6,231.96

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Solution

The fourth proportional to 15,594.72, 23,376.72 and 6,231.96 is: 9,341.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,594.72 : 23,376.72 = 6,231.96 : x
  2. Step 2: Convert to fraction form
    15,594.72/23,376.72 = 6,231.96/x
  3. Step 3: Cross multiply
    15,594.72x = 23,376.72 × 6,231.96
  4. Step 4: Simplify right side
    15,594.72x = 145,682,783.97
  5. Step 5: Solve for x
    x = 145,682,783.97/15,594.72
  6. Step 6: Final answer
    x = 9,341.80

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Why These Related Problems?

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