Home / 255,996.85-353,273.19-141,276.55

Finding the Fourth Proportional to 255,996.85, 353,273.19 and 141,276.55

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Solution

The fourth proportional to 255,996.85, 353,273.19 and 141,276.55 is: 194,960.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,996.85 : 353,273.19 = 141,276.55 : x
  2. Step 2: Convert to fraction form
    255,996.85/353,273.19 = 141,276.55/x
  3. Step 3: Cross multiply
    255,996.85x = 353,273.19 × 141,276.55
  4. Step 4: Simplify right side
    255,996.85x = 49,909,217,490.69
  5. Step 5: Solve for x
    x = 49,909,217,490.69/255,996.85
  6. Step 6: Final answer
    x = 194,960.28

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1.5x scale

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.