Home / 191,119.56-263,759.70-106,242.12

Finding the Fourth Proportional to 191,119.56, 263,759.70 and 106,242.12

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Solution

The fourth proportional to 191,119.56, 263,759.70 and 106,242.12 is: 146,622.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,119.56 : 263,759.70 = 106,242.12 : x
  2. Step 2: Convert to fraction form
    191,119.56/263,759.70 = 106,242.12/x
  3. Step 3: Cross multiply
    191,119.56x = 263,759.70 × 106,242.12
  4. Step 4: Simplify right side
    191,119.56x = 28,022,389,698.56
  5. Step 5: Solve for x
    x = 28,022,389,698.56/191,119.56
  6. Step 6: Final answer
    x = 146,622.30

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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.