Home / 480,134.92-720,237.42-164,589.16

Finding the Fourth Proportional to 480,134.92, 720,237.42 and 164,589.16

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Solution

The fourth proportional to 480,134.92, 720,237.42 and 164,589.16 is: 246,895.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,134.92 : 720,237.42 = 164,589.16 : x
  2. Step 2: Convert to fraction form
    480,134.92/720,237.42 = 164,589.16/x
  3. Step 3: Cross multiply
    480,134.92x = 720,237.42 × 164,589.16
  4. Step 4: Simplify right side
    480,134.92x = 118,543,271,958.37
  5. Step 5: Solve for x
    x = 118,543,271,958.37/480,134.92
  6. Step 6: Final answer
    x = 246,895.75

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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.