Home / 166,823.37-230,216.45-91,370.25

Finding the Fourth Proportional to 166,823.37, 230,216.45 and 91,370.25

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Solution

The fourth proportional to 166,823.37, 230,216.45 and 91,370.25 is: 126,091.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,823.37 : 230,216.45 = 91,370.25 : x
  2. Step 2: Convert to fraction form
    166,823.37/230,216.45 = 91,370.25/x
  3. Step 3: Cross multiply
    166,823.37x = 230,216.45 × 91,370.25
  4. Step 4: Simplify right side
    166,823.37x = 21,034,934,133.76
  5. Step 5: Solve for x
    x = 21,034,934,133.76/166,823.37
  6. Step 6: Final answer
    x = 126,091.05

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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.