Home / 71,224.41-98,286.93-39,393.84

Finding the Fourth Proportional to 71,224.41, 98,286.93 and 39,393.84

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Solution

The fourth proportional to 71,224.41, 98,286.93 and 39,393.84 is: 54,361.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,224.41 : 98,286.93 = 39,393.84 : x
  2. Step 2: Convert to fraction form
    71,224.41/98,286.93 = 39,393.84/x
  3. Step 3: Cross multiply
    71,224.41x = 98,286.93 × 39,393.84
  4. Step 4: Simplify right side
    71,224.41x = 3,871,899,594.51
  5. Step 5: Solve for x
    x = 3,871,899,594.51/71,224.41
  6. Step 6: Final answer
    x = 54,361.97

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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.