Home / 74,321.42-111,291.77-41,004.50

Finding the Fourth Proportional to 74,321.42, 111,291.77 and 41,004.50

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Solution

The fourth proportional to 74,321.42, 111,291.77 and 41,004.50 is: 61,401.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,321.42 : 111,291.77 = 41,004.50 : x
  2. Step 2: Convert to fraction form
    74,321.42/111,291.77 = 41,004.50/x
  3. Step 3: Cross multiply
    74,321.42x = 111,291.77 × 41,004.50
  4. Step 4: Simplify right side
    74,321.42x = 4,563,462,929.02
  5. Step 5: Solve for x
    x = 4,563,462,929.02/74,321.42
  6. Step 6: Final answer
    x = 61,401.72

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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.