Home / 254,693.16-381,908.46-114,331.56

Finding the Fourth Proportional to 254,693.16, 381,908.46 and 114,331.56

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Solution

The fourth proportional to 254,693.16, 381,908.46 and 114,331.56 is: 171,438.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,693.16 : 381,908.46 = 114,331.56 : x
  2. Step 2: Convert to fraction form
    254,693.16/381,908.46 = 114,331.56/x
  3. Step 3: Cross multiply
    254,693.16x = 381,908.46 × 114,331.56
  4. Step 4: Simplify right side
    254,693.16x = 43,664,190,009.00
  5. Step 5: Solve for x
    x = 43,664,190,009.00/254,693.16
  6. Step 6: Final answer
    x = 171,438.41

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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.