Home / 230,628.33-346,096.40-80,868.51

Finding the Fourth Proportional to 230,628.33, 346,096.40 and 80,868.51

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Solution

The fourth proportional to 230,628.33, 346,096.40 and 80,868.51 is: 121,356.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,628.33 : 346,096.40 = 80,868.51 : x
  2. Step 2: Convert to fraction form
    230,628.33/346,096.40 = 80,868.51/x
  3. Step 3: Cross multiply
    230,628.33x = 346,096.40 × 80,868.51
  4. Step 4: Simplify right side
    230,628.33x = 27,988,299,780.02
  5. Step 5: Solve for x
    x = 27,988,299,780.02/230,628.33
  6. Step 6: Final answer
    x = 121,356.73

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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.