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Finding the Fourth Proportional to 166,281.30, 248,903.55 and 161,097.30

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Solution

The fourth proportional to 166,281.30, 248,903.55 and 161,097.30 is: 241,143.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,281.30 : 248,903.55 = 161,097.30 : x
  2. Step 2: Convert to fraction form
    166,281.30/248,903.55 = 161,097.30/x
  3. Step 3: Cross multiply
    166,281.30x = 248,903.55 × 161,097.30
  4. Step 4: Simplify right side
    166,281.30x = 40,097,689,865.42
  5. Step 5: Solve for x
    x = 40,097,689,865.42/166,281.30
  6. Step 6: Final answer
    x = 241,143.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.