Home / 74,237.22-102,429.66-41,972.49

Finding the Fourth Proportional to 74,237.22, 102,429.66 and 41,972.49

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Solution

The fourth proportional to 74,237.22, 102,429.66 and 41,972.49 is: 57,912.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,237.22 : 102,429.66 = 41,972.49 : x
  2. Step 2: Convert to fraction form
    74,237.22/102,429.66 = 41,972.49/x
  3. Step 3: Cross multiply
    74,237.22x = 102,429.66 × 41,972.49
  4. Step 4: Simplify right side
    74,237.22x = 4,299,227,880.05
  5. Step 5: Solve for x
    x = 4,299,227,880.05/74,237.22
  6. Step 6: Final answer
    x = 57,912.03

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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.