Home / 43,534.36-65,301.61-11,944.85

Finding the Fourth Proportional to 43,534.36, 65,301.61 and 11,944.85

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Solution

The fourth proportional to 43,534.36, 65,301.61 and 11,944.85 is: 17,917.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,534.36 : 65,301.61 = 11,944.85 : x
  2. Step 2: Convert to fraction form
    43,534.36/65,301.61 = 11,944.85/x
  3. Step 3: Cross multiply
    43,534.36x = 65,301.61 × 11,944.85
  4. Step 4: Simplify right side
    43,534.36x = 780,017,936.21
  5. Step 5: Solve for x
    x = 780,017,936.21/43,534.36
  6. Step 6: Final answer
    x = 17,917.29

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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.