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Finding the Fourth Proportional to 116,352.57, 174,367.37 and 53,017.91

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Solution

The fourth proportional to 116,352.57, 174,367.37 and 53,017.91 is: 79,453.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,352.57 : 174,367.37 = 53,017.91 : x
  2. Step 2: Convert to fraction form
    116,352.57/174,367.37 = 53,017.91/x
  3. Step 3: Cross multiply
    116,352.57x = 174,367.37 × 53,017.91
  4. Step 4: Simplify right side
    116,352.57x = 9,244,592,392.67
  5. Step 5: Solve for x
    x = 9,244,592,392.67/116,352.57
  6. Step 6: Final answer
    x = 79,453.27

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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.