Home / 74,971.96-112,453.14-27,623.80

Finding the Fourth Proportional to 74,971.96, 112,453.14 and 27,623.80

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Solution

The fourth proportional to 74,971.96, 112,453.14 and 27,623.80 is: 41,433.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,971.96 : 112,453.14 = 27,623.80 : x
  2. Step 2: Convert to fraction form
    74,971.96/112,453.14 = 27,623.80/x
  3. Step 3: Cross multiply
    74,971.96x = 112,453.14 × 27,623.80
  4. Step 4: Simplify right side
    74,971.96x = 3,106,383,048.73
  5. Step 5: Solve for x
    x = 3,106,383,048.73/74,971.96
  6. Step 6: Final answer
    x = 41,433.93

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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.