Home / 293,845.28-405,515.04-166,516.64

Finding the Fourth Proportional to 293,845.28, 405,515.04 and 166,516.64

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Solution

The fourth proportional to 293,845.28, 405,515.04 and 166,516.64 is: 229,797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,845.28 : 405,515.04 = 166,516.64 : x
  2. Step 2: Convert to fraction form
    293,845.28/405,515.04 = 166,516.64/x
  3. Step 3: Cross multiply
    293,845.28x = 405,515.04 × 166,516.64
  4. Step 4: Simplify right side
    293,845.28x = 67,525,001,930.27
  5. Step 5: Solve for x
    x = 67,525,001,930.27/293,845.28
  6. Step 6: Final answer
    x = 229,797.81

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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.