Home / 135,311.34-186,606.32-116,185.12

Finding the Fourth Proportional to 135,311.34, 186,606.32 and 116,185.12

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Solution

The fourth proportional to 135,311.34, 186,606.32 and 116,185.12 is: 160,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,311.34 : 186,606.32 = 116,185.12 : x
  2. Step 2: Convert to fraction form
    135,311.34/186,606.32 = 116,185.12/x
  3. Step 3: Cross multiply
    135,311.34x = 186,606.32 × 116,185.12
  4. Step 4: Simplify right side
    135,311.34x = 21,680,876,634.52
  5. Step 5: Solve for x
    x = 21,680,876,634.52/135,311.34
  6. Step 6: Final answer
    x = 160,229.56

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1.5x scale

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.