Home / 285,573.19-394,093.34-158,250.91

Finding the Fourth Proportional to 285,573.19, 394,093.34 and 158,250.91

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Solution

The fourth proportional to 285,573.19, 394,093.34 and 158,250.91 is: 218,387.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,573.19 : 394,093.34 = 158,250.91 : x
  2. Step 2: Convert to fraction form
    285,573.19/394,093.34 = 158,250.91/x
  3. Step 3: Cross multiply
    285,573.19x = 394,093.34 × 158,250.91
  4. Step 4: Simplify right side
    285,573.19x = 62,365,629,679.94
  5. Step 5: Solve for x
    x = 62,365,629,679.94/285,573.19
  6. Step 6: Final answer
    x = 218,387.55

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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.