Home / 229,998.51-344,872.59-80,198.73

Finding the Fourth Proportional to 229,998.51, 344,872.59 and 80,198.73

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Solution

The fourth proportional to 229,998.51, 344,872.59 and 80,198.73 is: 120,254.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,998.51 : 344,872.59 = 80,198.73 : x
  2. Step 2: Convert to fraction form
    229,998.51/344,872.59 = 80,198.73/x
  3. Step 3: Cross multiply
    229,998.51x = 344,872.59 × 80,198.73
  4. Step 4: Simplify right side
    229,998.51x = 27,658,343,729.81
  5. Step 5: Solve for x
    x = 27,658,343,729.81/229,998.51
  6. Step 6: Final answer
    x = 120,254.45

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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.