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Finding the Fourth Proportional to 15,384.66, 23,079 and 5,525.04

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Solution

The fourth proportional to 15,384.66, 23,079 and 5,525.04 is: 8,288.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,384.66 : 23,079 = 5,525.04 : x
  2. Step 2: Convert to fraction form
    15,384.66/23,079 = 5,525.04/x
  3. Step 3: Cross multiply
    15,384.66x = 23,079 × 5,525.04
  4. Step 4: Simplify right side
    15,384.66x = 127,512,398.16
  5. Step 5: Solve for x
    x = 127,512,398.16/15,384.66
  6. Step 6: Final answer
    x = 8,288.28

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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.