Home / 254,515.26-381,738.02-140,873.27

Finding the Fourth Proportional to 254,515.26, 381,738.02 and 140,873.27

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Solution

The fourth proportional to 254,515.26, 381,738.02 and 140,873.27 is: 211,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,515.26 : 381,738.02 = 140,873.27 : x
  2. Step 2: Convert to fraction form
    254,515.26/381,738.02 = 140,873.27/x
  3. Step 3: Cross multiply
    254,515.26x = 381,738.02 × 140,873.27
  4. Step 4: Simplify right side
    254,515.26x = 53,776,683,160.73
  5. Step 5: Solve for x
    x = 53,776,683,160.73/254,515.26
  6. Step 6: Final answer
    x = 211,290.60

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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.