Home / 74,274.09-111,481.87-46,108.90

Finding the Fourth Proportional to 74,274.09, 111,481.87 and 46,108.90

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Solution

The fourth proportional to 74,274.09, 111,481.87 and 46,108.90 is: 69,207.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,274.09 : 111,481.87 = 46,108.90 : x
  2. Step 2: Convert to fraction form
    74,274.09/111,481.87 = 46,108.90/x
  3. Step 3: Cross multiply
    74,274.09x = 111,481.87 × 46,108.90
  4. Step 4: Simplify right side
    74,274.09x = 5,140,306,395.64
  5. Step 5: Solve for x
    x = 5,140,306,395.64/74,274.09
  6. Step 6: Final answer
    x = 69,207.26

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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.