Home / 157,558.26-217,433.33-85,940.85

Finding the Fourth Proportional to 157,558.26, 217,433.33 and 85,940.85

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Solution

The fourth proportional to 157,558.26, 217,433.33 and 85,940.85 is: 118,599.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,558.26 : 217,433.33 = 85,940.85 : x
  2. Step 2: Convert to fraction form
    157,558.26/217,433.33 = 85,940.85/x
  3. Step 3: Cross multiply
    157,558.26x = 217,433.33 × 85,940.85
  4. Step 4: Simplify right side
    157,558.26x = 18,686,405,198.53
  5. Step 5: Solve for x
    x = 18,686,405,198.53/157,558.26
  6. Step 6: Final answer
    x = 118,599.97

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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.