Home / 166,621.44-229,792.23-118,127.55

Finding the Fourth Proportional to 166,621.44, 229,792.23 and 118,127.55

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Solution

The fourth proportional to 166,621.44, 229,792.23 and 118,127.55 is: 162,912.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,621.44 : 229,792.23 = 118,127.55 : x
  2. Step 2: Convert to fraction form
    166,621.44/229,792.23 = 118,127.55/x
  3. Step 3: Cross multiply
    166,621.44x = 229,792.23 × 118,127.55
  4. Step 4: Simplify right side
    166,621.44x = 27,144,793,138.94
  5. Step 5: Solve for x
    x = 27,144,793,138.94/166,621.44
  6. Step 6: Final answer
    x = 162,912.97

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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.