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Finding the Fourth Proportional to 26,873.92, 37,088.76 and 15,544

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Solution

The fourth proportional to 26,873.92, 37,088.76 and 15,544 is: 21,452.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,873.92 : 37,088.76 = 15,544 : x
  2. Step 2: Convert to fraction form
    26,873.92/37,088.76 = 15,544/x
  3. Step 3: Cross multiply
    26,873.92x = 37,088.76 × 15,544
  4. Step 4: Simplify right side
    26,873.92x = 576,507,685.44
  5. Step 5: Solve for x
    x = 576,507,685.44/26,873.92
  6. Step 6: Final answer
    x = 21,452.31

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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.