Home / 166,059.56-229,165.06-90,608.68

Finding the Fourth Proportional to 166,059.56, 229,165.06 and 90,608.68

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Solution

The fourth proportional to 166,059.56, 229,165.06 and 90,608.68 is: 125,041.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,059.56 : 229,165.06 = 90,608.68 : x
  2. Step 2: Convert to fraction form
    166,059.56/229,165.06 = 90,608.68/x
  3. Step 3: Cross multiply
    166,059.56x = 229,165.06 × 90,608.68
  4. Step 4: Simplify right side
    166,059.56x = 20,764,343,588.72
  5. Step 5: Solve for x
    x = 20,764,343,588.72/166,059.56
  6. Step 6: Final answer
    x = 125,041.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.