Home / 166,586.76-229,905.54-91,146.60

Finding the Fourth Proportional to 166,586.76, 229,905.54 and 91,146.60

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Solution

The fourth proportional to 166,586.76, 229,905.54 and 91,146.60 is: 125,790.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,586.76 : 229,905.54 = 91,146.60 : x
  2. Step 2: Convert to fraction form
    166,586.76/229,905.54 = 91,146.60/x
  3. Step 3: Cross multiply
    166,586.76x = 229,905.54 × 91,146.60
  4. Step 4: Simplify right side
    166,586.76x = 20,955,108,292.16
  5. Step 5: Solve for x
    x = 20,955,108,292.16/166,586.76
  6. Step 6: Final answer
    x = 125,790.96

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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.