Home / 34,687.53-47,868.83-18,772.04

Finding the Fourth Proportional to 34,687.53, 47,868.83 and 18,772.04

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Solution

The fourth proportional to 34,687.53, 47,868.83 and 18,772.04 is: 25,905.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,687.53 : 47,868.83 = 18,772.04 : x
  2. Step 2: Convert to fraction form
    34,687.53/47,868.83 = 18,772.04/x
  3. Step 3: Cross multiply
    34,687.53x = 47,868.83 × 18,772.04
  4. Step 4: Simplify right side
    34,687.53x = 898,595,258.31
  5. Step 5: Solve for x
    x = 898,595,258.31/34,687.53
  6. Step 6: Final answer
    x = 25,905.43

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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.