Home / 74,202.66-111,302.44-18,043.07

Finding the Fourth Proportional to 74,202.66, 111,302.44 and 18,043.07

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Solution

The fourth proportional to 74,202.66, 111,302.44 and 18,043.07 is: 27,064.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,202.66 : 111,302.44 = 18,043.07 : x
  2. Step 2: Convert to fraction form
    74,202.66/111,302.44 = 18,043.07/x
  3. Step 3: Cross multiply
    74,202.66x = 111,302.44 × 18,043.07
  4. Step 4: Simplify right side
    74,202.66x = 2,008,237,114.47
  5. Step 5: Solve for x
    x = 2,008,237,114.47/74,202.66
  6. Step 6: Final answer
    x = 27,064.22

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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.