Home / 40,858.08-61,245.78-15,882.54

Finding the Fourth Proportional to 40,858.08, 61,245.78 and 15,882.54

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Solution

The fourth proportional to 40,858.08, 61,245.78 and 15,882.54 is: 23,807.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,858.08 : 61,245.78 = 15,882.54 : x
  2. Step 2: Convert to fraction form
    40,858.08/61,245.78 = 15,882.54/x
  3. Step 3: Cross multiply
    40,858.08x = 61,245.78 × 15,882.54
  4. Step 4: Simplify right side
    40,858.08x = 972,738,550.68
  5. Step 5: Solve for x
    x = 972,738,550.68/40,858.08
  6. Step 6: Final answer
    x = 23,807.74

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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.