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Finding the Fourth Proportional to 180,047.22, 270,083.97 and 61,717.56

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Solution

The fourth proportional to 180,047.22, 270,083.97 and 61,717.56 is: 92,580.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,047.22 : 270,083.97 = 61,717.56 : x
  2. Step 2: Convert to fraction form
    180,047.22/270,083.97 = 61,717.56/x
  3. Step 3: Cross multiply
    180,047.22x = 270,083.97 × 61,717.56
  4. Step 4: Simplify right side
    180,047.22x = 16,668,923,623.51
  5. Step 5: Solve for x
    x = 16,668,923,623.51/180,047.22
  6. Step 6: Final answer
    x = 92,580.84

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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.