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Finding the Fourth Proportional to 18,625.52, 27,929.16 and 10,837.04

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Solution

The fourth proportional to 18,625.52, 27,929.16 and 10,837.04 is: 16,250.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,625.52 : 27,929.16 = 10,837.04 : x
  2. Step 2: Convert to fraction form
    18,625.52/27,929.16 = 10,837.04/x
  3. Step 3: Cross multiply
    18,625.52x = 27,929.16 × 10,837.04
  4. Step 4: Simplify right side
    18,625.52x = 302,669,424.09
  5. Step 5: Solve for x
    x = 302,669,424.09/18,625.52
  6. Step 6: Final answer
    x = 16,250.25

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1.5x scale

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.