Home / 216,183.25-298,247.07-144,449.65

Finding the Fourth Proportional to 216,183.25, 298,247.07 and 144,449.65

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Solution

The fourth proportional to 216,183.25, 298,247.07 and 144,449.65 is: 199,283.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,183.25 : 298,247.07 = 144,449.65 : x
  2. Step 2: Convert to fraction form
    216,183.25/298,247.07 = 144,449.65/x
  3. Step 3: Cross multiply
    216,183.25x = 298,247.07 × 144,449.65
  4. Step 4: Simplify right side
    216,183.25x = 43,081,684,875.03
  5. Step 5: Solve for x
    x = 43,081,684,875.03/216,183.25
  6. Step 6: Final answer
    x = 199,283.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.