Home / 293,722.79-405,357.50-166,399.43

Finding the Fourth Proportional to 293,722.79, 405,357.50 and 166,399.43

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Solution

The fourth proportional to 293,722.79, 405,357.50 and 166,399.43 is: 229,642.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,722.79 : 405,357.50 = 166,399.43 : x
  2. Step 2: Convert to fraction form
    293,722.79/405,357.50 = 166,399.43/x
  3. Step 3: Cross multiply
    293,722.79x = 405,357.50 × 166,399.43
  4. Step 4: Simplify right side
    293,722.79x = 67,451,256,114.23
  5. Step 5: Solve for x
    x = 67,451,256,114.23/293,722.79
  6. Step 6: Final answer
    x = 229,642.57

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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.