Home / 166,727.70-249,921.45-82,358.10

Finding the Fourth Proportional to 166,727.70, 249,921.45 and 82,358.10

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Solution

The fourth proportional to 166,727.70, 249,921.45 and 82,358.10 is: 123,453.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,727.70 : 249,921.45 = 82,358.10 : x
  2. Step 2: Convert to fraction form
    166,727.70/249,921.45 = 82,358.10/x
  3. Step 3: Cross multiply
    166,727.70x = 249,921.45 × 82,358.10
  4. Step 4: Simplify right side
    166,727.70x = 20,583,055,771.25
  5. Step 5: Solve for x
    x = 20,583,055,771.25/166,727.70
  6. Step 6: Final answer
    x = 123,453.13

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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.