Home / 198,944.64-274,457.28-114,042.24

Finding the Fourth Proportional to 198,944.64, 274,457.28 and 114,042.24

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Solution

The fourth proportional to 198,944.64, 274,457.28 and 114,042.24 is: 157,328.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,944.64 : 274,457.28 = 114,042.24 : x
  2. Step 2: Convert to fraction form
    198,944.64/274,457.28 = 114,042.24/x
  3. Step 3: Cross multiply
    198,944.64x = 274,457.28 × 114,042.24
  4. Step 4: Simplify right side
    198,944.64x = 31,299,722,995.51
  5. Step 5: Solve for x
    x = 31,299,722,995.51/198,944.64
  6. Step 6: Final answer
    x = 157,328.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.