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Finding the Fourth Proportional to 55,468.50, 83,202.75 and 18,532.50

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Solution

The fourth proportional to 55,468.50, 83,202.75 and 18,532.50 is: 27,798.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,468.50 : 83,202.75 = 18,532.50 : x
  2. Step 2: Convert to fraction form
    55,468.50/83,202.75 = 18,532.50/x
  3. Step 3: Cross multiply
    55,468.50x = 83,202.75 × 18,532.50
  4. Step 4: Simplify right side
    55,468.50x = 1,541,954,964.38
  5. Step 5: Solve for x
    x = 1,541,954,964.38/55,468.50
  6. Step 6: Final answer
    x = 27,798.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.