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Finding the Fourth Proportional to 60,843.33, 91,268.64 and 29,259.81

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Solution

The fourth proportional to 60,843.33, 91,268.64 and 29,259.81 is: 43,891.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,843.33 : 91,268.64 = 29,259.81 : x
  2. Step 2: Convert to fraction form
    60,843.33/91,268.64 = 29,259.81/x
  3. Step 3: Cross multiply
    60,843.33x = 91,268.64 × 29,259.81
  4. Step 4: Simplify right side
    60,843.33x = 2,670,503,065.36
  5. Step 5: Solve for x
    x = 2,670,503,065.36/60,843.33
  6. Step 6: Final answer
    x = 43,891.47

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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.