Home / 74,539.80-111,810.62-41,324.74

Finding the Fourth Proportional to 74,539.80, 111,810.62 and 41,324.74

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Solution

The fourth proportional to 74,539.80, 111,810.62 and 41,324.74 is: 61,987.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,539.80 : 111,810.62 = 41,324.74 : x
  2. Step 2: Convert to fraction form
    74,539.80/111,810.62 = 41,324.74/x
  3. Step 3: Cross multiply
    74,539.80x = 111,810.62 × 41,324.74
  4. Step 4: Simplify right side
    74,539.80x = 4,620,544,800.74
  5. Step 5: Solve for x
    x = 4,620,544,800.74/74,539.80
  6. Step 6: Final answer
    x = 61,987.62

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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.