Home / 39,533.45-54,523.69-28,199.33

Finding the Fourth Proportional to 39,533.45, 54,523.69 and 28,199.33

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Solution

The fourth proportional to 39,533.45, 54,523.69 and 28,199.33 is: 38,891.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,533.45 : 54,523.69 = 28,199.33 : x
  2. Step 2: Convert to fraction form
    39,533.45/54,523.69 = 28,199.33/x
  3. Step 3: Cross multiply
    39,533.45x = 54,523.69 × 28,199.33
  4. Step 4: Simplify right side
    39,533.45x = 1,537,531,184.01
  5. Step 5: Solve for x
    x = 1,537,531,184.01/39,533.45
  6. Step 6: Final answer
    x = 38,891.90

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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.