Home / 166,467.73-249,879.28-71,744.66

Finding the Fourth Proportional to 166,467.73, 249,879.28 and 71,744.66

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Solution

The fourth proportional to 166,467.73, 249,879.28 and 71,744.66 is: 107,693.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,467.73 : 249,879.28 = 71,744.66 : x
  2. Step 2: Convert to fraction form
    166,467.73/249,879.28 = 71,744.66/x
  3. Step 3: Cross multiply
    166,467.73x = 249,879.28 × 71,744.66
  4. Step 4: Simplify right side
    166,467.73x = 17,927,503,539.31
  5. Step 5: Solve for x
    x = 17,927,503,539.31/166,467.73
  6. Step 6: Final answer
    x = 107,693.57

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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.