Home / 236,309.31-354,519.44-145,226.23

Finding the Fourth Proportional to 236,309.31, 354,519.44 and 145,226.23

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Solution

The fourth proportional to 236,309.31, 354,519.44 and 145,226.23 is: 217,873.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,309.31 : 354,519.44 = 145,226.23 : x
  2. Step 2: Convert to fraction form
    236,309.31/354,519.44 = 145,226.23/x
  3. Step 3: Cross multiply
    236,309.31x = 354,519.44 × 145,226.23
  4. Step 4: Simplify right side
    236,309.31x = 51,485,521,732.91
  5. Step 5: Solve for x
    x = 51,485,521,732.91/236,309.31
  6. Step 6: Final answer
    x = 217,873.44

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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.