Home / 74,247.28-102,451.47-41,986.33

Finding the Fourth Proportional to 74,247.28, 102,451.47 and 41,986.33

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Solution

The fourth proportional to 74,247.28, 102,451.47 and 41,986.33 is: 57,935.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,247.28 : 102,451.47 = 41,986.33 : x
  2. Step 2: Convert to fraction form
    74,247.28/102,451.47 = 41,986.33/x
  3. Step 3: Cross multiply
    74,247.28x = 102,451.47 × 41,986.33
  4. Step 4: Simplify right side
    74,247.28x = 4,301,561,228.41
  5. Step 5: Solve for x
    x = 4,301,561,228.41/74,247.28
  6. Step 6: Final answer
    x = 57,935.61

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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.