Home / 39,451.12-59,173.44-11,749.12

Finding the Fourth Proportional to 39,451.12, 59,173.44 and 11,749.12

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Solution

The fourth proportional to 39,451.12, 59,173.44 and 11,749.12 is: 17,622.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,451.12 : 59,173.44 = 11,749.12 : x
  2. Step 2: Convert to fraction form
    39,451.12/59,173.44 = 11,749.12/x
  3. Step 3: Cross multiply
    39,451.12x = 59,173.44 × 11,749.12
  4. Step 4: Simplify right side
    39,451.12x = 695,235,847.37
  5. Step 5: Solve for x
    x = 695,235,847.37/39,451.12
  6. Step 6: Final answer
    x = 17,622.72

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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.