Home / 255,918.55-353,168.82-141,197.18

Finding the Fourth Proportional to 255,918.55, 353,168.82 and 141,197.18

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Solution

The fourth proportional to 255,918.55, 353,168.82 and 141,197.18 is: 194,852.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,918.55 : 353,168.82 = 141,197.18 : x
  2. Step 2: Convert to fraction form
    255,918.55/353,168.82 = 141,197.18/x
  3. Step 3: Cross multiply
    255,918.55x = 353,168.82 × 141,197.18
  4. Step 4: Simplify right side
    255,918.55x = 49,866,442,330.85
  5. Step 5: Solve for x
    x = 49,866,442,330.85/255,918.55
  6. Step 6: Final answer
    x = 194,852.79

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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.