Home / 217,002.53-324,183.95-140,477.65

Finding the Fourth Proportional to 217,002.53, 324,183.95 and 140,477.65

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Solution

The fourth proportional to 217,002.53, 324,183.95 and 140,477.65 is: 209,862.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,002.53 : 324,183.95 = 140,477.65 : x
  2. Step 2: Convert to fraction form
    217,002.53/324,183.95 = 140,477.65/x
  3. Step 3: Cross multiply
    217,002.53x = 324,183.95 × 140,477.65
  4. Step 4: Simplify right side
    217,002.53x = 45,540,599,868.95
  5. Step 5: Solve for x
    x = 45,540,599,868.95/217,002.53
  6. Step 6: Final answer
    x = 209,862.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.