Home / 39,190.20-58,785.30-23,599.80

Finding the Fourth Proportional to 39,190.20, 58,785.30 and 23,599.80

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Solution

The fourth proportional to 39,190.20, 58,785.30 and 23,599.80 is: 35,399.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,190.20 : 58,785.30 = 23,599.80 : x
  2. Step 2: Convert to fraction form
    39,190.20/58,785.30 = 23,599.80/x
  3. Step 3: Cross multiply
    39,190.20x = 58,785.30 × 23,599.80
  4. Step 4: Simplify right side
    39,190.20x = 1,387,321,322.94
  5. Step 5: Solve for x
    x = 1,387,321,322.94/39,190.20
  6. Step 6: Final answer
    x = 35,399.70

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.