Home / 43,359.46-65,037.70-18,383.42

Finding the Fourth Proportional to 43,359.46, 65,037.70 and 18,383.42

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Solution

The fourth proportional to 43,359.46, 65,037.70 and 18,383.42 is: 27,574.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,359.46 : 65,037.70 = 18,383.42 : x
  2. Step 2: Convert to fraction form
    43,359.46/65,037.70 = 18,383.42/x
  3. Step 3: Cross multiply
    43,359.46x = 65,037.70 × 18,383.42
  4. Step 4: Simplify right side
    43,359.46x = 1,195,615,540.51
  5. Step 5: Solve for x
    x = 1,195,615,540.51/43,359.46
  6. Step 6: Final answer
    x = 27,574.50

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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.