Home / 199,284.32-274,956.72-114,370.40

Finding the Fourth Proportional to 199,284.32, 274,956.72 and 114,370.40

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Solution

The fourth proportional to 199,284.32, 274,956.72 and 114,370.40 is: 157,799.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,284.32 : 274,956.72 = 114,370.40 : x
  2. Step 2: Convert to fraction form
    199,284.32/274,956.72 = 114,370.40/x
  3. Step 3: Cross multiply
    199,284.32x = 274,956.72 × 114,370.40
  4. Step 4: Simplify right side
    199,284.32x = 31,446,910,049.09
  5. Step 5: Solve for x
    x = 31,446,910,049.09/199,284.32
  6. Step 6: Final answer
    x = 157,799.22

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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.