Home / 74,054.43-110,980.97-31,324.32

Finding the Fourth Proportional to 74,054.43, 110,980.97 and 31,324.32

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Solution

The fourth proportional to 74,054.43, 110,980.97 and 31,324.32 is: 46,943.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,054.43 : 110,980.97 = 31,324.32 : x
  2. Step 2: Convert to fraction form
    74,054.43/110,980.97 = 31,324.32/x
  3. Step 3: Cross multiply
    74,054.43x = 110,980.97 × 31,324.32
  4. Step 4: Simplify right side
    74,054.43x = 3,476,403,261.57
  5. Step 5: Solve for x
    x = 3,476,403,261.57/74,054.43
  6. Step 6: Final answer
    x = 46,943.89

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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.