Home / 93,622.38-140,309.37-40,974.54

Finding the Fourth Proportional to 93,622.38, 140,309.37 and 40,974.54

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Solution

The fourth proportional to 93,622.38, 140,309.37 and 40,974.54 is: 61,407.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,622.38 : 140,309.37 = 40,974.54 : x
  2. Step 2: Convert to fraction form
    93,622.38/140,309.37 = 40,974.54/x
  3. Step 3: Cross multiply
    93,622.38x = 140,309.37 × 40,974.54
  4. Step 4: Simplify right side
    93,622.38x = 5,749,111,893.44
  5. Step 5: Solve for x
    x = 5,749,111,893.44/93,622.38
  6. Step 6: Final answer
    x = 61,407.45

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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.