Home / 166,694.15-230,036.15-90,211.57

Finding the Fourth Proportional to 166,694.15, 230,036.15 and 90,211.57

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Solution

The fourth proportional to 166,694.15, 230,036.15 and 90,211.57 is: 124,491.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,694.15 : 230,036.15 = 90,211.57 : x
  2. Step 2: Convert to fraction form
    166,694.15/230,036.15 = 90,211.57/x
  3. Step 3: Cross multiply
    166,694.15x = 230,036.15 × 90,211.57
  4. Step 4: Simplify right side
    166,694.15x = 20,751,923,192.65
  5. Step 5: Solve for x
    x = 20,751,923,192.65/166,694.15
  6. Step 6: Final answer
    x = 124,491.01

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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.