Home / 74,539.43-111,810.05-41,324.37

Finding the Fourth Proportional to 74,539.43, 111,810.05 and 41,324.37

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Solution

The fourth proportional to 74,539.43, 111,810.05 and 41,324.37 is: 61,987.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,539.43 : 111,810.05 = 41,324.37 : x
  2. Step 2: Convert to fraction form
    74,539.43/111,810.05 = 41,324.37/x
  3. Step 3: Cross multiply
    74,539.43x = 111,810.05 × 41,324.37
  4. Step 4: Simplify right side
    74,539.43x = 4,620,479,875.92
  5. Step 5: Solve for x
    x = 4,620,479,875.92/74,539.43
  6. Step 6: Final answer
    x = 61,987.06

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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.