Home / 254,540.42-351,223.62-147,120.48

Finding the Fourth Proportional to 254,540.42, 351,223.62 and 147,120.48

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Solution

The fourth proportional to 254,540.42, 351,223.62 and 147,120.48 is: 203,001.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,540.42 : 351,223.62 = 147,120.48 : x
  2. Step 2: Convert to fraction form
    254,540.42/351,223.62 = 147,120.48/x
  3. Step 3: Cross multiply
    254,540.42x = 351,223.62 × 147,120.48
  4. Step 4: Simplify right side
    254,540.42x = 51,672,187,561.74
  5. Step 5: Solve for x
    x = 51,672,187,561.74/254,540.42
  6. Step 6: Final answer
    x = 203,001.89

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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.