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Finding the Fourth Proportional to 15,874.54, 23,795.00 and 5,872.86

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Solution

The fourth proportional to 15,874.54, 23,795.00 and 5,872.86 is: 8,803.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,874.54 : 23,795.00 = 5,872.86 : x
  2. Step 2: Convert to fraction form
    15,874.54/23,795.00 = 5,872.86/x
  3. Step 3: Cross multiply
    15,874.54x = 23,795.00 × 5,872.86
  4. Step 4: Simplify right side
    15,874.54x = 139,744,718.38
  5. Step 5: Solve for x
    x = 139,744,718.38/15,874.54
  6. Step 6: Final answer
    x = 8,803.07

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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.