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Finding the Fourth Proportional to 27,007.44, 37,272.08 and 15,073.08

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Solution

The fourth proportional to 27,007.44, 37,272.08 and 15,073.08 is: 20,801.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,007.44 : 37,272.08 = 15,073.08 : x
  2. Step 2: Convert to fraction form
    27,007.44/37,272.08 = 15,073.08/x
  3. Step 3: Cross multiply
    27,007.44x = 37,272.08 × 15,073.08
  4. Step 4: Simplify right side
    27,007.44x = 561,805,043.61
  5. Step 5: Solve for x
    x = 561,805,043.61/27,007.44
  6. Step 6: Final answer
    x = 20,801.86

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1.5x scale

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.