Home / 53,861.22-74,331.44-29,987.37

Finding the Fourth Proportional to 53,861.22, 74,331.44 and 29,987.37

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Solution

The fourth proportional to 53,861.22, 74,331.44 and 29,987.37 is: 41,384.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,861.22 : 74,331.44 = 29,987.37 : x
  2. Step 2: Convert to fraction form
    53,861.22/74,331.44 = 29,987.37/x
  3. Step 3: Cross multiply
    53,861.22x = 74,331.44 × 29,987.37
  4. Step 4: Simplify right side
    53,861.22x = 2,229,004,243.98
  5. Step 5: Solve for x
    x = 2,229,004,243.98/53,861.22
  6. Step 6: Final answer
    x = 41,384.21

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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.