Home / 165,529.10-248,812.05-162,418.70

Finding the Fourth Proportional to 165,529.10, 248,812.05 and 162,418.70

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Solution

The fourth proportional to 165,529.10, 248,812.05 and 162,418.70 is: 244,136.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,529.10 : 248,812.05 = 162,418.70 : x
  2. Step 2: Convert to fraction form
    165,529.10/248,812.05 = 162,418.70/x
  3. Step 3: Cross multiply
    165,529.10x = 248,812.05 × 162,418.70
  4. Step 4: Simplify right side
    165,529.10x = 40,411,729,705.34
  5. Step 5: Solve for x
    x = 40,411,729,705.34/165,529.10
  6. Step 6: Final answer
    x = 244,136.71

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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.