Home / 301,119.12-415,544.34-166,983.12

Finding the Fourth Proportional to 301,119.12, 415,544.34 and 166,983.12

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Solution

The fourth proportional to 301,119.12, 415,544.34 and 166,983.12 is: 230,436.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,119.12 : 415,544.34 = 166,983.12 : x
  2. Step 2: Convert to fraction form
    301,119.12/415,544.34 = 166,983.12/x
  3. Step 3: Cross multiply
    301,119.12x = 415,544.34 × 166,983.12
  4. Step 4: Simplify right side
    301,119.12x = 69,388,890,391.54
  5. Step 5: Solve for x
    x = 69,388,890,391.54/301,119.12
  6. Step 6: Final answer
    x = 230,436.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.