Home / 49,563.84-74,419.57-20,039.34

Finding the Fourth Proportional to 49,563.84, 74,419.57 and 20,039.34

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Solution

The fourth proportional to 49,563.84, 74,419.57 and 20,039.34 is: 30,088.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,563.84 : 74,419.57 = 20,039.34 : x
  2. Step 2: Convert to fraction form
    49,563.84/74,419.57 = 20,039.34/x
  3. Step 3: Cross multiply
    49,563.84x = 74,419.57 × 20,039.34
  4. Step 4: Simplify right side
    49,563.84x = 1,491,318,838.68
  5. Step 5: Solve for x
    x = 1,491,318,838.68/49,563.84
  6. Step 6: Final answer
    x = 30,088.85

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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.