Home / 166,861.38-250,323.64-67,029.36

Finding the Fourth Proportional to 166,861.38, 250,323.64 and 67,029.36

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Solution

The fourth proportional to 166,861.38, 250,323.64 and 67,029.36 is: 100,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,861.38 : 250,323.64 = 67,029.36 : x
  2. Step 2: Convert to fraction form
    166,861.38/250,323.64 = 67,029.36/x
  3. Step 3: Cross multiply
    166,861.38x = 250,323.64 × 67,029.36
  4. Step 4: Simplify right side
    166,861.38x = 16,779,033,382.07
  5. Step 5: Solve for x
    x = 16,779,033,382.07/166,861.38
  6. Step 6: Final answer
    x = 100,556.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.