Home / 39,661.10-54,734.84-26,208.75

Finding the Fourth Proportional to 39,661.10, 54,734.84 and 26,208.75

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Solution

The fourth proportional to 39,661.10, 54,734.84 and 26,208.75 is: 36,169.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,661.10 : 54,734.84 = 26,208.75 : x
  2. Step 2: Convert to fraction form
    39,661.10/54,734.84 = 26,208.75/x
  3. Step 3: Cross multiply
    39,661.10x = 54,734.84 × 26,208.75
  4. Step 4: Simplify right side
    39,661.10x = 1,434,531,737.85
  5. Step 5: Solve for x
    x = 1,434,531,737.85/39,661.10
  6. Step 6: Final answer
    x = 36,169.74

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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.