Home / 45,394.36-68,093.37-15,815.19

Finding the Fourth Proportional to 45,394.36, 68,093.37 and 15,815.19

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Solution

The fourth proportional to 45,394.36, 68,093.37 and 15,815.19 is: 23,723.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,394.36 : 68,093.37 = 15,815.19 : x
  2. Step 2: Convert to fraction form
    45,394.36/68,093.37 = 15,815.19/x
  3. Step 3: Cross multiply
    45,394.36x = 68,093.37 × 15,815.19
  4. Step 4: Simplify right side
    45,394.36x = 1,076,909,584.29
  5. Step 5: Solve for x
    x = 1,076,909,584.29/45,394.36
  6. Step 6: Final answer
    x = 23,723.42

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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.