Home / 54,189.03-74,806.44-40,765.41

Finding the Fourth Proportional to 54,189.03, 74,806.44 and 40,765.41

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Solution

The fourth proportional to 54,189.03, 74,806.44 and 40,765.41 is: 56,275.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,189.03 : 74,806.44 = 40,765.41 : x
  2. Step 2: Convert to fraction form
    54,189.03/74,806.44 = 40,765.41/x
  3. Step 3: Cross multiply
    54,189.03x = 74,806.44 × 40,765.41
  4. Step 4: Simplify right side
    54,189.03x = 3,049,515,044.37
  5. Step 5: Solve for x
    x = 3,049,515,044.37/54,189.03
  6. Step 6: Final answer
    x = 56,275.50

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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.