Home / 190,107.36-262,330.20-113,611.24

Finding the Fourth Proportional to 190,107.36, 262,330.20 and 113,611.24

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Solution

The fourth proportional to 190,107.36, 262,330.20 and 113,611.24 is: 156,772.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,107.36 : 262,330.20 = 113,611.24 : x
  2. Step 2: Convert to fraction form
    190,107.36/262,330.20 = 113,611.24/x
  3. Step 3: Cross multiply
    190,107.36x = 262,330.20 × 113,611.24
  4. Step 4: Simplify right side
    190,107.36x = 29,803,659,311.45
  5. Step 5: Solve for x
    x = 29,803,659,311.45/190,107.36
  6. Step 6: Final answer
    x = 156,772.78

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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.