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Finding the Fourth Proportional to 60,338.84, 83,268.93 and 33,480.50

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Solution

The fourth proportional to 60,338.84, 83,268.93 and 33,480.50 is: 46,203.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,338.84 : 83,268.93 = 33,480.50 : x
  2. Step 2: Convert to fraction form
    60,338.84/83,268.93 = 33,480.50/x
  3. Step 3: Cross multiply
    60,338.84x = 83,268.93 × 33,480.50
  4. Step 4: Simplify right side
    60,338.84x = 2,787,885,410.87
  5. Step 5: Solve for x
    x = 2,787,885,410.87/60,338.84
  6. Step 6: Final answer
    x = 46,203.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.