Home / 256,063.24-353,367.66-142,883.56

Finding the Fourth Proportional to 256,063.24, 353,367.66 and 142,883.56

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Solution

The fourth proportional to 256,063.24, 353,367.66 and 142,883.56 is: 197,179.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,063.24 : 353,367.66 = 142,883.56 : x
  2. Step 2: Convert to fraction form
    256,063.24/353,367.66 = 142,883.56/x
  3. Step 3: Cross multiply
    256,063.24x = 353,367.66 × 142,883.56
  4. Step 4: Simplify right side
    256,063.24x = 50,490,429,249.67
  5. Step 5: Solve for x
    x = 50,490,429,249.67/256,063.24
  6. Step 6: Final answer
    x = 197,179.53

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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.