Home / 39,669.08-54,745.88-26,216.76

Finding the Fourth Proportional to 39,669.08, 54,745.88 and 26,216.76

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Solution

The fourth proportional to 39,669.08, 54,745.88 and 26,216.76 is: 36,180.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,669.08 : 54,745.88 = 26,216.76 : x
  2. Step 2: Convert to fraction form
    39,669.08/54,745.88 = 26,216.76/x
  3. Step 3: Cross multiply
    39,669.08x = 54,745.88 × 26,216.76
  4. Step 4: Simplify right side
    39,669.08x = 1,435,259,596.95
  5. Step 5: Solve for x
    x = 1,435,259,596.95/39,669.08
  6. Step 6: Final answer
    x = 36,180.81

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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.