Home / 43,359.52-65,037.78-18,383.50

Finding the Fourth Proportional to 43,359.52, 65,037.78 and 18,383.50

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Solution

The fourth proportional to 43,359.52, 65,037.78 and 18,383.50 is: 27,574.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,359.52 : 65,037.78 = 18,383.50 : x
  2. Step 2: Convert to fraction form
    43,359.52/65,037.78 = 18,383.50/x
  3. Step 3: Cross multiply
    43,359.52x = 65,037.78 × 18,383.50
  4. Step 4: Simplify right side
    43,359.52x = 1,195,622,028.63
  5. Step 5: Solve for x
    x = 1,195,622,028.63/43,359.52
  6. Step 6: Final answer
    x = 27,574.61

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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.