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Finding the Fourth Proportional to 15,247.56, 22,874.06 and 5,392.56

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Solution

The fourth proportional to 15,247.56, 22,874.06 and 5,392.56 is: 8,089.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,247.56 : 22,874.06 = 5,392.56 : x
  2. Step 2: Convert to fraction form
    15,247.56/22,874.06 = 5,392.56/x
  3. Step 3: Cross multiply
    15,247.56x = 22,874.06 × 5,392.56
  4. Step 4: Simplify right side
    15,247.56x = 123,349,740.99
  5. Step 5: Solve for x
    x = 123,349,740.99/15,247.56
  6. Step 6: Final answer
    x = 8,089.80

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1.5x scale

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.