Home / 203,818.40-304,355.14-166,452.65

Finding the Fourth Proportional to 203,818.40, 304,355.14 and 166,452.65

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Solution

The fourth proportional to 203,818.40, 304,355.14 and 166,452.65 is: 248,558.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,818.40 : 304,355.14 = 166,452.65 : x
  2. Step 2: Convert to fraction form
    203,818.40/304,355.14 = 166,452.65/x
  3. Step 3: Cross multiply
    203,818.40x = 304,355.14 × 166,452.65
  4. Step 4: Simplify right side
    203,818.40x = 50,660,718,761.86
  5. Step 5: Solve for x
    x = 50,660,718,761.86/203,818.40
  6. Step 6: Final answer
    x = 248,558.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.