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Finding the Fourth Proportional to 93,601.62, 140,324.67 and 65,441.16

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Solution

The fourth proportional to 93,601.62, 140,324.67 and 65,441.16 is: 98,107.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,601.62 : 140,324.67 = 65,441.16 : x
  2. Step 2: Convert to fraction form
    93,601.62/140,324.67 = 65,441.16/x
  3. Step 3: Cross multiply
    93,601.62x = 140,324.67 × 65,441.16
  4. Step 4: Simplify right side
    93,601.62x = 9,183,009,181.42
  5. Step 5: Solve for x
    x = 9,183,009,181.42/93,601.62
  6. Step 6: Final answer
    x = 98,107.37

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1.5x scale

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.