Home / 256,072.02-353,379.45-141,350.73

Finding the Fourth Proportional to 256,072.02, 353,379.45 and 141,350.73

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Solution

The fourth proportional to 256,072.02, 353,379.45 and 141,350.73 is: 195,064.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,072.02 : 353,379.45 = 141,350.73 : x
  2. Step 2: Convert to fraction form
    256,072.02/353,379.45 = 141,350.73/x
  3. Step 3: Cross multiply
    256,072.02x = 353,379.45 × 141,350.73
  4. Step 4: Simplify right side
    256,072.02x = 49,950,441,634.29
  5. Step 5: Solve for x
    x = 49,950,441,634.29/256,072.02
  6. Step 6: Final answer
    x = 195,064.04

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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.