Home / 54,974.60-82,448.70-15,535.40

Finding the Fourth Proportional to 54,974.60, 82,448.70 and 15,535.40

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Solution

The fourth proportional to 54,974.60, 82,448.70 and 15,535.40 is: 23,299.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,974.60 : 82,448.70 = 15,535.40 : x
  2. Step 2: Convert to fraction form
    54,974.60/82,448.70 = 15,535.40/x
  3. Step 3: Cross multiply
    54,974.60x = 82,448.70 × 15,535.40
  4. Step 4: Simplify right side
    54,974.60x = 1,280,873,533.98
  5. Step 5: Solve for x
    x = 1,280,873,533.98/54,974.60
  6. Step 6: Final answer
    x = 23,299.37

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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.