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Finding the Fourth Proportional to 119,871.60, 179,843.17 and 35,634.57

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Solution

The fourth proportional to 119,871.60, 179,843.17 and 35,634.57 is: 53,462.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,871.60 : 179,843.17 = 35,634.57 : x
  2. Step 2: Convert to fraction form
    119,871.60/179,843.17 = 35,634.57/x
  3. Step 3: Cross multiply
    119,871.60x = 179,843.17 × 35,634.57
  4. Step 4: Simplify right side
    119,871.60x = 6,408,634,030.39
  5. Step 5: Solve for x
    x = 6,408,634,030.39/119,871.60
  6. Step 6: Final answer
    x = 53,462.49

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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.