Home / 254,455.20-381,828.60-96,796.80

Finding the Fourth Proportional to 254,455.20, 381,828.60 and 96,796.80

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Solution

The fourth proportional to 254,455.20, 381,828.60 and 96,796.80 is: 145,250.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,455.20 : 381,828.60 = 96,796.80 : x
  2. Step 2: Convert to fraction form
    254,455.20/381,828.60 = 96,796.80/x
  3. Step 3: Cross multiply
    254,455.20x = 381,828.60 × 96,796.80
  4. Step 4: Simplify right side
    254,455.20x = 36,959,786,628.48
  5. Step 5: Solve for x
    x = 36,959,786,628.48/254,455.20
  6. Step 6: Final answer
    x = 145,250.66

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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.