Home / 54,696.24-82,048.38-19,636.20

Finding the Fourth Proportional to 54,696.24, 82,048.38 and 19,636.20

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Solution

The fourth proportional to 54,696.24, 82,048.38 and 19,636.20 is: 29,455.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,696.24 : 82,048.38 = 19,636.20 : x
  2. Step 2: Convert to fraction form
    54,696.24/82,048.38 = 19,636.20/x
  3. Step 3: Cross multiply
    54,696.24x = 82,048.38 × 19,636.20
  4. Step 4: Simplify right side
    54,696.24x = 1,611,118,399.36
  5. Step 5: Solve for x
    x = 1,611,118,399.36/54,696.24
  6. Step 6: Final answer
    x = 29,455.74

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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.