Home / 166,370.76-229,607.46-90,930.60

Finding the Fourth Proportional to 166,370.76, 229,607.46 and 90,930.60

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Solution

The fourth proportional to 166,370.76, 229,607.46 and 90,930.60 is: 125,492.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,370.76 : 229,607.46 = 90,930.60 : x
  2. Step 2: Convert to fraction form
    166,370.76/229,607.46 = 90,930.60/x
  3. Step 3: Cross multiply
    166,370.76x = 229,607.46 × 90,930.60
  4. Step 4: Simplify right side
    166,370.76x = 20,878,344,102.28
  5. Step 5: Solve for x
    x = 20,878,344,102.28/166,370.76
  6. Step 6: Final answer
    x = 125,492.87

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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.