Home / 256,226.85-353,566.87-148,819.63

Finding the Fourth Proportional to 256,226.85, 353,566.87 and 148,819.63

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Solution

The fourth proportional to 256,226.85, 353,566.87 and 148,819.63 is: 205,355.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,226.85 : 353,566.87 = 148,819.63 : x
  2. Step 2: Convert to fraction form
    256,226.85/353,566.87 = 148,819.63/x
  3. Step 3: Cross multiply
    256,226.85x = 353,566.87 × 148,819.63
  4. Step 4: Simplify right side
    256,226.85x = 52,617,690,773.66
  5. Step 5: Solve for x
    x = 52,617,690,773.66/256,226.85
  6. Step 6: Final answer
    x = 205,355.88

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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.