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Finding the Fourth Proportional to 96,391.62, 144,629.01 and 37,268.91

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Solution

The fourth proportional to 96,391.62, 144,629.01 and 37,268.91 is: 55,919.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,391.62 : 144,629.01 = 37,268.91 : x
  2. Step 2: Convert to fraction form
    96,391.62/144,629.01 = 37,268.91/x
  3. Step 3: Cross multiply
    96,391.62x = 144,629.01 × 37,268.91
  4. Step 4: Simplify right side
    96,391.62x = 5,390,165,557.08
  5. Step 5: Solve for x
    x = 5,390,165,557.08/96,391.62
  6. Step 6: Final answer
    x = 55,919.44

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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.