Home / 166,949.30-230,389.49-90,468.69

Finding the Fourth Proportional to 166,949.30, 230,389.49 and 90,468.69

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Solution

The fourth proportional to 166,949.30, 230,389.49 and 90,468.69 is: 124,846.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,949.30 : 230,389.49 = 90,468.69 : x
  2. Step 2: Convert to fraction form
    166,949.30/230,389.49 = 90,468.69/x
  3. Step 3: Cross multiply
    166,949.30x = 230,389.49 × 90,468.69
  4. Step 4: Simplify right side
    166,949.30x = 20,843,035,576.24
  5. Step 5: Solve for x
    x = 20,843,035,576.24/166,949.30
  6. Step 6: Final answer
    x = 124,846.50

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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.