Home / 262,767.16-394,445.58-105,105.52

Finding the Fourth Proportional to 262,767.16, 394,445.58 and 105,105.52

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Solution

The fourth proportional to 262,767.16, 394,445.58 and 105,105.52 is: 157,776.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,767.16 : 394,445.58 = 105,105.52 : x
  2. Step 2: Convert to fraction form
    262,767.16/394,445.58 = 105,105.52/x
  3. Step 3: Cross multiply
    262,767.16x = 394,445.58 × 105,105.52
  4. Step 4: Simplify right side
    262,767.16x = 41,458,407,797.60
  5. Step 5: Solve for x
    x = 41,458,407,797.60/262,767.16
  6. Step 6: Final answer
    x = 157,776.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.