Home / 166,028.04-229,118.19-90,576

Finding the Fourth Proportional to 166,028.04, 229,118.19 and 90,576

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Solution

The fourth proportional to 166,028.04, 229,118.19 and 90,576 is: 124,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,028.04 : 229,118.19 = 90,576 : x
  2. Step 2: Convert to fraction form
    166,028.04/229,118.19 = 90,576/x
  3. Step 3: Cross multiply
    166,028.04x = 229,118.19 × 90,576
  4. Step 4: Simplify right side
    166,028.04x = 20,752,609,177.44
  5. Step 5: Solve for x
    x = 20,752,609,177.44/166,028.04
  6. Step 6: Final answer
    x = 124,994.60

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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.