Home / 75,045.23-103,537.26-43,213.44

Finding the Fourth Proportional to 75,045.23, 103,537.26 and 43,213.44

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Solution

The fourth proportional to 75,045.23, 103,537.26 and 43,213.44 is: 59,620.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,045.23 : 103,537.26 = 43,213.44 : x
  2. Step 2: Convert to fraction form
    75,045.23/103,537.26 = 43,213.44/x
  3. Step 3: Cross multiply
    75,045.23x = 103,537.26 × 43,213.44
  4. Step 4: Simplify right side
    75,045.23x = 4,474,201,172.77
  5. Step 5: Solve for x
    x = 4,474,201,172.77/75,045.23
  6. Step 6: Final answer
    x = 59,620.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.