Home / 256,169.19-353,512.13-148,765.62

Finding the Fourth Proportional to 256,169.19, 353,512.13 and 148,765.62

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Solution

The fourth proportional to 256,169.19, 353,512.13 and 148,765.62 is: 205,295.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,169.19 : 353,512.13 = 148,765.62 : x
  2. Step 2: Convert to fraction form
    256,169.19/353,512.13 = 148,765.62/x
  3. Step 3: Cross multiply
    256,169.19x = 353,512.13 × 148,765.62
  4. Step 4: Simplify right side
    256,169.19x = 52,590,450,453.14
  5. Step 5: Solve for x
    x = 52,590,450,453.14/256,169.19
  6. Step 6: Final answer
    x = 205,295.77

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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.