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Finding the Fourth Proportional to 119,477.76, 179,170.56 and 40,573.44

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Solution

The fourth proportional to 119,477.76, 179,170.56 and 40,573.44 is: 60,844.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,477.76 : 179,170.56 = 40,573.44 : x
  2. Step 2: Convert to fraction form
    119,477.76/179,170.56 = 40,573.44/x
  3. Step 3: Cross multiply
    119,477.76x = 179,170.56 × 40,573.44
  4. Step 4: Simplify right side
    119,477.76x = 7,269,565,965.93
  5. Step 5: Solve for x
    x = 7,269,565,965.93/119,477.76
  6. Step 6: Final answer
    x = 60,844.51

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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.