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Finding the Fourth Proportional to 70,826.03, 97,745.64 and 40,614.17

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Solution

The fourth proportional to 70,826.03, 97,745.64 and 40,614.17 is: 56,050.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,826.03 : 97,745.64 = 40,614.17 : x
  2. Step 2: Convert to fraction form
    70,826.03/97,745.64 = 40,614.17/x
  3. Step 3: Cross multiply
    70,826.03x = 97,745.64 × 40,614.17
  4. Step 4: Simplify right side
    70,826.03x = 3,969,857,550.99
  5. Step 5: Solve for x
    x = 3,969,857,550.99/70,826.03
  6. Step 6: Final answer
    x = 56,050.83

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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.