Home / 39,711.62-54,627.90-33,216.32

Finding the Fourth Proportional to 39,711.62, 54,627.90 and 33,216.32

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Solution

The fourth proportional to 39,711.62, 54,627.90 and 33,216.32 is: 45,692.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,711.62 : 54,627.90 = 33,216.32 : x
  2. Step 2: Convert to fraction form
    39,711.62/54,627.90 = 33,216.32/x
  3. Step 3: Cross multiply
    39,711.62x = 54,627.90 × 33,216.32
  4. Step 4: Simplify right side
    39,711.62x = 1,814,537,807.33
  5. Step 5: Solve for x
    x = 1,814,537,807.33/39,711.62
  6. Step 6: Final answer
    x = 45,692.87

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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.