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Finding the Fourth Proportional to 79,389.82, 119,094.36 and 35,027.74

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Solution

The fourth proportional to 79,389.82, 119,094.36 and 35,027.74 is: 52,545.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,389.82 : 119,094.36 = 35,027.74 : x
  2. Step 2: Convert to fraction form
    79,389.82/119,094.36 = 35,027.74/x
  3. Step 3: Cross multiply
    79,389.82x = 119,094.36 × 35,027.74
  4. Step 4: Simplify right side
    79,389.82x = 4,171,606,277.55
  5. Step 5: Solve for x
    x = 4,171,606,277.55/79,389.82
  6. Step 6: Final answer
    x = 52,545.86

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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.