Home / 166,109.96-249,204.58-53,790.30

Finding the Fourth Proportional to 166,109.96, 249,204.58 and 53,790.30

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Solution

The fourth proportional to 166,109.96, 249,204.58 and 53,790.30 is: 80,698.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,109.96 : 249,204.58 = 53,790.30 : x
  2. Step 2: Convert to fraction form
    166,109.96/249,204.58 = 53,790.30/x
  3. Step 3: Cross multiply
    166,109.96x = 249,204.58 × 53,790.30
  4. Step 4: Simplify right side
    166,109.96x = 13,404,789,119.57
  5. Step 5: Solve for x
    x = 13,404,789,119.57/166,109.96
  6. Step 6: Final answer
    x = 80,698.29

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1.5x scale

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.