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Finding the Fourth Proportional to 160,830.55, 241,246.45 and 67,270.67

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Solution

The fourth proportional to 160,830.55, 241,246.45 and 67,270.67 is: 100,906.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,830.55 : 241,246.45 = 67,270.67 : x
  2. Step 2: Convert to fraction form
    160,830.55/241,246.45 = 67,270.67/x
  3. Step 3: Cross multiply
    160,830.55x = 241,246.45 × 67,270.67
  4. Step 4: Simplify right side
    160,830.55x = 16,228,809,990.27
  5. Step 5: Solve for x
    x = 16,228,809,990.27/160,830.55
  6. Step 6: Final answer
    x = 100,906.26

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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.