Home / 256,738.83-354,272.33-141,999.24

Finding the Fourth Proportional to 256,738.83, 354,272.33 and 141,999.24

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Solution

The fourth proportional to 256,738.83, 354,272.33 and 141,999.24 is: 195,943.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,738.83 : 354,272.33 = 141,999.24 : x
  2. Step 2: Convert to fraction form
    256,738.83/354,272.33 = 141,999.24/x
  3. Step 3: Cross multiply
    256,738.83x = 354,272.33 × 141,999.24
  4. Step 4: Simplify right side
    256,738.83x = 50,306,403,296.55
  5. Step 5: Solve for x
    x = 50,306,403,296.55/256,738.83
  6. Step 6: Final answer
    x = 195,943.88

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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.