Home / 49,170.36-67,844.93-28,748.49

Finding the Fourth Proportional to 49,170.36, 67,844.93 and 28,748.49

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Solution

The fourth proportional to 49,170.36, 67,844.93 and 28,748.49 is: 39,666.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,170.36 : 67,844.93 = 28,748.49 : x
  2. Step 2: Convert to fraction form
    49,170.36/67,844.93 = 28,748.49/x
  3. Step 3: Cross multiply
    49,170.36x = 67,844.93 × 28,748.49
  4. Step 4: Simplify right side
    49,170.36x = 1,950,439,147.91
  5. Step 5: Solve for x
    x = 1,950,439,147.91/49,170.36
  6. Step 6: Final answer
    x = 39,666.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.