Home / 256,027.41-353,450.72-187,039.46

Finding the Fourth Proportional to 256,027.41, 353,450.72 and 187,039.46

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Solution

The fourth proportional to 256,027.41, 353,450.72 and 187,039.46 is: 258,211.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,027.41 : 353,450.72 = 187,039.46 : x
  2. Step 2: Convert to fraction form
    256,027.41/353,450.72 = 187,039.46/x
  3. Step 3: Cross multiply
    256,027.41x = 353,450.72 × 187,039.46
  4. Step 4: Simplify right side
    256,027.41x = 66,109,229,102.96
  5. Step 5: Solve for x
    x = 66,109,229,102.96/256,027.41
  6. Step 6: Final answer
    x = 258,211.53

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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.