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Finding the Fourth Proportional to 17,085.95, 25,629.09 and 5,992.90

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Solution

The fourth proportional to 17,085.95, 25,629.09 and 5,992.90 is: 8,989.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,085.95 : 25,629.09 = 5,992.90 : x
  2. Step 2: Convert to fraction form
    17,085.95/25,629.09 = 5,992.90/x
  3. Step 3: Cross multiply
    17,085.95x = 25,629.09 × 5,992.90
  4. Step 4: Simplify right side
    17,085.95x = 153,592,573.46
  5. Step 5: Solve for x
    x = 153,592,573.46/17,085.95
  6. Step 6: Final answer
    x = 8,989.41

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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.