Home / 40,162.75-55,355.37-26,709.94

Finding the Fourth Proportional to 40,162.75, 55,355.37 and 26,709.94

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Solution

The fourth proportional to 40,162.75, 55,355.37 and 26,709.94 is: 36,813.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,162.75 : 55,355.37 = 26,709.94 : x
  2. Step 2: Convert to fraction form
    40,162.75/55,355.37 = 26,709.94/x
  3. Step 3: Cross multiply
    40,162.75x = 55,355.37 × 26,709.94
  4. Step 4: Simplify right side
    40,162.75x = 1,478,538,611.38
  5. Step 5: Solve for x
    x = 1,478,538,611.38/40,162.75
  6. Step 6: Final answer
    x = 36,813.68

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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.