Home / 117,202.24-161,738.56-63,487.41

Finding the Fourth Proportional to 117,202.24, 161,738.56 and 63,487.41

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Solution

The fourth proportional to 117,202.24, 161,738.56 and 63,487.41 is: 87,612.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,202.24 : 161,738.56 = 63,487.41 : x
  2. Step 2: Convert to fraction form
    117,202.24/161,738.56 = 63,487.41/x
  3. Step 3: Cross multiply
    117,202.24x = 161,738.56 × 63,487.41
  4. Step 4: Simplify right side
    117,202.24x = 10,268,362,906.04
  5. Step 5: Solve for x
    x = 10,268,362,906.04/117,202.24
  6. Step 6: Final answer
    x = 87,612.34

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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.