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Finding the Fourth Proportional to 27,608.01, 38,093.79 and 17,538.09

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Solution

The fourth proportional to 27,608.01, 38,093.79 and 17,538.09 is: 24,199.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,608.01 : 38,093.79 = 17,538.09 : x
  2. Step 2: Convert to fraction form
    27,608.01/38,093.79 = 17,538.09/x
  3. Step 3: Cross multiply
    27,608.01x = 38,093.79 × 17,538.09
  4. Step 4: Simplify right side
    27,608.01x = 668,092,317.46
  5. Step 5: Solve for x
    x = 668,092,317.46/27,608.01
  6. Step 6: Final answer
    x = 24,199.22

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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.