Home / 50,858.73-76,288.10-19,693.98

Finding the Fourth Proportional to 50,858.73, 76,288.10 and 19,693.98

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Solution

The fourth proportional to 50,858.73, 76,288.10 and 19,693.98 is: 29,540.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,858.73 : 76,288.10 = 19,693.98 : x
  2. Step 2: Convert to fraction form
    50,858.73/76,288.10 = 19,693.98/x
  3. Step 3: Cross multiply
    50,858.73x = 76,288.10 × 19,693.98
  4. Step 4: Simplify right side
    50,858.73x = 1,502,416,217.17
  5. Step 5: Solve for x
    x = 1,502,416,217.17/50,858.73
  6. Step 6: Final answer
    x = 29,540.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.