Home / 144,806.57-217,246.04-102,195.20

Finding the Fourth Proportional to 144,806.57, 217,246.04 and 102,195.20

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Solution

The fourth proportional to 144,806.57, 217,246.04 and 102,195.20 is: 153,318.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,806.57 : 217,246.04 = 102,195.20 : x
  2. Step 2: Convert to fraction form
    144,806.57/217,246.04 = 102,195.20/x
  3. Step 3: Cross multiply
    144,806.57x = 217,246.04 × 102,195.20
  4. Step 4: Simplify right side
    144,806.57x = 22,201,501,452.92
  5. Step 5: Solve for x
    x = 22,201,501,452.92/144,806.57
  6. Step 6: Final answer
    x = 153,318.33

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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.