Home / 93,491.30-140,285.55-40,906.10

Finding the Fourth Proportional to 93,491.30, 140,285.55 and 40,906.10

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Solution

The fourth proportional to 93,491.30, 140,285.55 and 40,906.10 is: 61,380.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,491.30 : 140,285.55 = 40,906.10 : x
  2. Step 2: Convert to fraction form
    93,491.30/140,285.55 = 40,906.10/x
  3. Step 3: Cross multiply
    93,491.30x = 140,285.55 × 40,906.10
  4. Step 4: Simplify right side
    93,491.30x = 5,738,534,736.86
  5. Step 5: Solve for x
    x = 5,738,534,736.86/93,491.30
  6. Step 6: Final answer
    x = 61,380.41

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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.