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Finding the Fourth Proportional to 116,507.67, 174,791.57 and 53,297.60

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Solution

The fourth proportional to 116,507.67, 174,791.57 and 53,297.60 is: 79,960.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,507.67 : 174,791.57 = 53,297.60 : x
  2. Step 2: Convert to fraction form
    116,507.67/174,791.57 = 53,297.60/x
  3. Step 3: Cross multiply
    116,507.67x = 174,791.57 × 53,297.60
  4. Step 4: Simplify right side
    116,507.67x = 9,315,970,340.59
  5. Step 5: Solve for x
    x = 9,315,970,340.59/116,507.67
  6. Step 6: Final answer
    x = 79,960.15

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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.