Home / 166,799.93-230,183.84-90,319.01

Finding the Fourth Proportional to 166,799.93, 230,183.84 and 90,319.01

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Solution

The fourth proportional to 166,799.93, 230,183.84 and 90,319.01 is: 124,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,799.93 : 230,183.84 = 90,319.01 : x
  2. Step 2: Convert to fraction form
    166,799.93/230,183.84 = 90,319.01/x
  3. Step 3: Cross multiply
    166,799.93x = 230,183.84 × 90,319.01
  4. Step 4: Simplify right side
    166,799.93x = 20,789,975,621.68
  5. Step 5: Solve for x
    x = 20,789,975,621.68/166,799.93
  6. Step 6: Final answer
    x = 124,640.20

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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.