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Finding the Fourth Proportional to 61,321.51, 91,964.49 and 23,873.23

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Solution

The fourth proportional to 61,321.51, 91,964.49 and 23,873.23 is: 35,802.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,321.51 : 91,964.49 = 23,873.23 : x
  2. Step 2: Convert to fraction form
    61,321.51/91,964.49 = 23,873.23/x
  3. Step 3: Cross multiply
    61,321.51x = 91,964.49 × 23,873.23
  4. Step 4: Simplify right side
    61,321.51x = 2,195,489,514.18
  5. Step 5: Solve for x
    x = 2,195,489,514.18/61,321.51
  6. Step 6: Final answer
    x = 35,802.93

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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.