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Finding the Fourth Proportional to 116,309.28, 174,491.72 and 37,423.28

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Solution

The fourth proportional to 116,309.28, 174,491.72 and 37,423.28 is: 56,143.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,309.28 : 174,491.72 = 37,423.28 : x
  2. Step 2: Convert to fraction form
    116,309.28/174,491.72 = 37,423.28/x
  3. Step 3: Cross multiply
    116,309.28x = 174,491.72 × 37,423.28
  4. Step 4: Simplify right side
    116,309.28x = 6,530,052,884.69
  5. Step 5: Solve for x
    x = 6,530,052,884.69/116,309.28
  6. Step 6: Final answer
    x = 56,143.87

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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.