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Finding the Fourth Proportional to 27,774.37, 38,329.37 and 17,163.01

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Solution

The fourth proportional to 27,774.37, 38,329.37 and 17,163.01 is: 23,685.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,774.37 : 38,329.37 = 17,163.01 : x
  2. Step 2: Convert to fraction form
    27,774.37/38,329.37 = 17,163.01/x
  3. Step 3: Cross multiply
    27,774.37x = 38,329.37 × 17,163.01
  4. Step 4: Simplify right side
    27,774.37x = 657,847,360.60
  5. Step 5: Solve for x
    x = 657,847,360.60/27,774.37
  6. Step 6: Final answer
    x = 23,685.41

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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.