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Finding the Fourth Proportional to 179,794.76, 248,009.88 and 116,170.08

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Solution

The fourth proportional to 179,794.76, 248,009.88 and 116,170.08 is: 160,245.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,794.76 : 248,009.88 = 116,170.08 : x
  2. Step 2: Convert to fraction form
    179,794.76/248,009.88 = 116,170.08/x
  3. Step 3: Cross multiply
    179,794.76x = 248,009.88 × 116,170.08
  4. Step 4: Simplify right side
    179,794.76x = 28,811,327,600.39
  5. Step 5: Solve for x
    x = 28,811,327,600.39/179,794.76
  6. Step 6: Final answer
    x = 160,245.65

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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.