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Finding the Fourth Proportional to 17,803.95, 26,704.99 and 5,324.08

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Solution

The fourth proportional to 17,803.95, 26,704.99 and 5,324.08 is: 7,985.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,803.95 : 26,704.99 = 5,324.08 : x
  2. Step 2: Convert to fraction form
    17,803.95/26,704.99 = 5,324.08/x
  3. Step 3: Cross multiply
    17,803.95x = 26,704.99 × 5,324.08
  4. Step 4: Simplify right side
    17,803.95x = 142,179,493.12
  5. Step 5: Solve for x
    x = 142,179,493.12/17,803.95
  6. Step 6: Final answer
    x = 7,985.84

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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.