Home / 74,583.15-111,871.07-27,832.38

Finding the Fourth Proportional to 74,583.15, 111,871.07 and 27,832.38

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Solution

The fourth proportional to 74,583.15, 111,871.07 and 27,832.38 is: 41,747.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,583.15 : 111,871.07 = 27,832.38 : x
  2. Step 2: Convert to fraction form
    74,583.15/111,871.07 = 27,832.38/x
  3. Step 3: Cross multiply
    74,583.15x = 111,871.07 × 27,832.38
  4. Step 4: Simplify right side
    74,583.15x = 3,113,638,131.25
  5. Step 5: Solve for x
    x = 3,113,638,131.25/74,583.15
  6. Step 6: Final answer
    x = 41,747.21

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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.