Home / 74,622.89-111,942.54-37,192.39

Finding the Fourth Proportional to 74,622.89, 111,942.54 and 37,192.39

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Solution

The fourth proportional to 74,622.89, 111,942.54 and 37,192.39 is: 55,792.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,622.89 : 111,942.54 = 37,192.39 : x
  2. Step 2: Convert to fraction form
    74,622.89/111,942.54 = 37,192.39/x
  3. Step 3: Cross multiply
    74,622.89x = 111,942.54 × 37,192.39
  4. Step 4: Simplify right side
    74,622.89x = 4,163,410,325.41
  5. Step 5: Solve for x
    x = 4,163,410,325.41/74,622.89
  6. Step 6: Final answer
    x = 55,792.67

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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.