Home / 103,462.92-155,194.38-36,900.36

Finding the Fourth Proportional to 103,462.92, 155,194.38 and 36,900.36

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Solution

The fourth proportional to 103,462.92, 155,194.38 and 36,900.36 is: 55,350.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,462.92 : 155,194.38 = 36,900.36 : x
  2. Step 2: Convert to fraction form
    103,462.92/155,194.38 = 36,900.36/x
  3. Step 3: Cross multiply
    103,462.92x = 155,194.38 × 36,900.36
  4. Step 4: Simplify right side
    103,462.92x = 5,726,728,491.98
  5. Step 5: Solve for x
    x = 5,726,728,491.98/103,462.92
  6. Step 6: Final answer
    x = 55,350.54

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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.