Home / 40,501.67-60,749.81-19,456.79

Finding the Fourth Proportional to 40,501.67, 60,749.81 and 19,456.79

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Solution

The fourth proportional to 40,501.67, 60,749.81 and 19,456.79 is: 29,183.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,501.67 : 60,749.81 = 19,456.79 : x
  2. Step 2: Convert to fraction form
    40,501.67/60,749.81 = 19,456.79/x
  3. Step 3: Cross multiply
    40,501.67x = 60,749.81 × 19,456.79
  4. Step 4: Simplify right side
    40,501.67x = 1,181,996,198.43
  5. Step 5: Solve for x
    x = 1,181,996,198.43/40,501.67
  6. Step 6: Final answer
    x = 29,183.89

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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.