Home / 195,157.56-269,317.38-105,733.56

Finding the Fourth Proportional to 195,157.56, 269,317.38 and 105,733.56

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Solution

The fourth proportional to 195,157.56, 269,317.38 and 105,733.56 is: 145,912.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,157.56 : 269,317.38 = 105,733.56 : x
  2. Step 2: Convert to fraction form
    195,157.56/269,317.38 = 105,733.56/x
  3. Step 3: Cross multiply
    195,157.56x = 269,317.38 × 105,733.56
  4. Step 4: Simplify right side
    195,157.56x = 28,475,885,357.27
  5. Step 5: Solve for x
    x = 28,475,885,357.27/195,157.56
  6. Step 6: Final answer
    x = 145,912.28

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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.