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Finding the Fourth Proportional to 179,522.83, 247,743.21 and 98,953.48

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Solution

The fourth proportional to 179,522.83, 247,743.21 and 98,953.48 is: 136,556.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,522.83 : 247,743.21 = 98,953.48 : x
  2. Step 2: Convert to fraction form
    179,522.83/247,743.21 = 98,953.48/x
  3. Step 3: Cross multiply
    179,522.83x = 247,743.21 × 98,953.48
  4. Step 4: Simplify right side
    179,522.83x = 24,515,052,775.87
  5. Step 5: Solve for x
    x = 24,515,052,775.87/179,522.83
  6. Step 6: Final answer
    x = 136,556.74

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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.