Home / 276,391.08-414,664.38-98,923.32

Finding the Fourth Proportional to 276,391.08, 414,664.38 and 98,923.32

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Solution

The fourth proportional to 276,391.08, 414,664.38 and 98,923.32 is: 148,412.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,391.08 : 414,664.38 = 98,923.32 : x
  2. Step 2: Convert to fraction form
    276,391.08/414,664.38 = 98,923.32/x
  3. Step 3: Cross multiply
    276,391.08x = 414,664.38 × 98,923.32
  4. Step 4: Simplify right side
    276,391.08x = 41,019,977,155.34
  5. Step 5: Solve for x
    x = 41,019,977,155.34/276,391.08
  6. Step 6: Final answer
    x = 148,412.81

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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.