Home / 263,254.32-394,881.48-123,111.36

Finding the Fourth Proportional to 263,254.32, 394,881.48 and 123,111.36

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Solution

The fourth proportional to 263,254.32, 394,881.48 and 123,111.36 is: 184,667.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,254.32 : 394,881.48 = 123,111.36 : x
  2. Step 2: Convert to fraction form
    263,254.32/394,881.48 = 123,111.36/x
  3. Step 3: Cross multiply
    263,254.32x = 394,881.48 × 123,111.36
  4. Step 4: Simplify right side
    263,254.32x = 48,614,396,041.61
  5. Step 5: Solve for x
    x = 48,614,396,041.61/263,254.32
  6. Step 6: Final answer
    x = 184,667.04

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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.