Home / 166,422.75-249,634.13-55,614.75

Finding the Fourth Proportional to 166,422.75, 249,634.13 and 55,614.75

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Solution

The fourth proportional to 166,422.75, 249,634.13 and 55,614.75 is: 83,422.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,422.75 : 249,634.13 = 55,614.75 : x
  2. Step 2: Convert to fraction form
    166,422.75/249,634.13 = 55,614.75/x
  3. Step 3: Cross multiply
    166,422.75x = 249,634.13 × 55,614.75
  4. Step 4: Simplify right side
    166,422.75x = 13,883,339,453.34
  5. Step 5: Solve for x
    x = 13,883,339,453.34/166,422.75
  6. Step 6: Final answer
    x = 83,422.13

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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.