Home / 190,342.56-285,491.76-50,112.12

Finding the Fourth Proportional to 190,342.56, 285,491.76 and 50,112.12

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Solution

The fourth proportional to 190,342.56, 285,491.76 and 50,112.12 is: 75,162.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,342.56 : 285,491.76 = 50,112.12 : x
  2. Step 2: Convert to fraction form
    190,342.56/285,491.76 = 50,112.12/x
  3. Step 3: Cross multiply
    190,342.56x = 285,491.76 × 50,112.12
  4. Step 4: Simplify right side
    190,342.56x = 14,306,597,336.13
  5. Step 5: Solve for x
    x = 14,306,597,336.13/190,342.56
  6. Step 6: Final answer
    x = 75,162.37

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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.