Home / 166,650.12-249,976.80-41,991.12

Finding the Fourth Proportional to 166,650.12, 249,976.80 and 41,991.12

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Solution

The fourth proportional to 166,650.12, 249,976.80 and 41,991.12 is: 62,987.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,650.12 : 249,976.80 = 41,991.12 : x
  2. Step 2: Convert to fraction form
    166,650.12/249,976.80 = 41,991.12/x
  3. Step 3: Cross multiply
    166,650.12x = 249,976.80 × 41,991.12
  4. Step 4: Simplify right side
    166,650.12x = 10,496,805,806.02
  5. Step 5: Solve for x
    x = 10,496,805,806.02/166,650.12
  6. Step 6: Final answer
    x = 62,987.09

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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.