Home / 166,452.49-229,705.49-89,971.44

Finding the Fourth Proportional to 166,452.49, 229,705.49 and 89,971.44

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Solution

The fourth proportional to 166,452.49, 229,705.49 and 89,971.44 is: 124,161.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,452.49 : 229,705.49 = 89,971.44 : x
  2. Step 2: Convert to fraction form
    166,452.49/229,705.49 = 89,971.44/x
  3. Step 3: Cross multiply
    166,452.49x = 229,705.49 × 89,971.44
  4. Step 4: Simplify right side
    166,452.49x = 20,666,933,711.21
  5. Step 5: Solve for x
    x = 20,666,933,711.21/166,452.49
  6. Step 6: Final answer
    x = 124,161.16

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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.