Home / 186,268.26-257,099.64-114,708.28

Finding the Fourth Proportional to 186,268.26, 257,099.64 and 114,708.28

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Solution

The fourth proportional to 186,268.26, 257,099.64 and 114,708.28 is: 158,327.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,268.26 : 257,099.64 = 114,708.28 : x
  2. Step 2: Convert to fraction form
    186,268.26/257,099.64 = 114,708.28/x
  3. Step 3: Cross multiply
    186,268.26x = 257,099.64 × 114,708.28
  4. Step 4: Simplify right side
    186,268.26x = 29,491,457,493.02
  5. Step 5: Solve for x
    x = 29,491,457,493.02/186,268.26
  6. Step 6: Final answer
    x = 158,327.87

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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.