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Finding the Fourth Proportional to 19,256, 26,573.28 and 10,873.04

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Solution

The fourth proportional to 19,256, 26,573.28 and 10,873.04 is: 15,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256 : 26,573.28 = 10,873.04 : x
  2. Step 2: Convert to fraction form
    19,256/26,573.28 = 10,873.04/x
  3. Step 3: Cross multiply
    19,256x = 26,573.28 × 10,873.04
  4. Step 4: Simplify right side
    19,256x = 288,932,336.37
  5. Step 5: Solve for x
    x = 288,932,336.37/19,256
  6. Step 6: Final answer
    x = 15,004.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.