Home / 293,364.44-439,976.20-135,441.16

Finding the Fourth Proportional to 293,364.44, 439,976.20 and 135,441.16

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Solution

The fourth proportional to 293,364.44, 439,976.20 and 135,441.16 is: 203,129.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,364.44 : 439,976.20 = 135,441.16 : x
  2. Step 2: Convert to fraction form
    293,364.44/439,976.20 = 135,441.16/x
  3. Step 3: Cross multiply
    293,364.44x = 439,976.20 × 135,441.16
  4. Step 4: Simplify right side
    293,364.44x = 59,590,886,900.39
  5. Step 5: Solve for x
    x = 59,590,886,900.39/293,364.44
  6. Step 6: Final answer
    x = 203,129.21

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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.