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Finding the Fourth Proportional to 27,093, 37,387.30 and 15,157.44

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Solution

The fourth proportional to 27,093, 37,387.30 and 15,157.44 is: 20,916.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,093 : 37,387.30 = 15,157.44 : x
  2. Step 2: Convert to fraction form
    27,093/37,387.30 = 15,157.44/x
  3. Step 3: Cross multiply
    27,093x = 37,387.30 × 15,157.44
  4. Step 4: Simplify right side
    27,093x = 566,695,756.51
  5. Step 5: Solve for x
    x = 566,695,756.51/27,093
  6. Step 6: Final answer
    x = 20,916.69

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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.