Home / 254,968.43-351,865.07-140,255.60

Finding the Fourth Proportional to 254,968.43, 351,865.07 and 140,255.60

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Solution

The fourth proportional to 254,968.43, 351,865.07 and 140,255.60 is: 193,557.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,968.43 : 351,865.07 = 140,255.60 : x
  2. Step 2: Convert to fraction form
    254,968.43/351,865.07 = 140,255.60/x
  3. Step 3: Cross multiply
    254,968.43x = 351,865.07 × 140,255.60
  4. Step 4: Simplify right side
    254,968.43x = 49,351,047,742.19
  5. Step 5: Solve for x
    x = 49,351,047,742.19/254,968.43
  6. Step 6: Final answer
    x = 193,557.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.