Home / 65,942.92-98,979.18-48,362.68

Finding the Fourth Proportional to 65,942.92, 98,979.18 and 48,362.68

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Solution

The fourth proportional to 65,942.92, 98,979.18 and 48,362.68 is: 72,591.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,942.92 : 98,979.18 = 48,362.68 : x
  2. Step 2: Convert to fraction form
    65,942.92/98,979.18 = 48,362.68/x
  3. Step 3: Cross multiply
    65,942.92x = 98,979.18 × 48,362.68
  4. Step 4: Simplify right side
    65,942.92x = 4,786,898,409.00
  5. Step 5: Solve for x
    x = 4,786,898,409.00/65,942.92
  6. Step 6: Final answer
    x = 72,591.54

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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.