Home / 74,236.45-102,422.20-41,967.94

Finding the Fourth Proportional to 74,236.45, 102,422.20 and 41,967.94

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Solution

The fourth proportional to 74,236.45, 102,422.20 and 41,967.94 is: 57,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,236.45 : 102,422.20 = 41,967.94 : x
  2. Step 2: Convert to fraction form
    74,236.45/102,422.20 = 41,967.94/x
  3. Step 3: Cross multiply
    74,236.45x = 102,422.20 × 41,967.94
  4. Step 4: Simplify right side
    74,236.45x = 4,298,448,278.37
  5. Step 5: Solve for x
    x = 4,298,448,278.37/74,236.45
  6. Step 6: Final answer
    x = 57,902.13

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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.