Home / 278,524.92-384,362.28-151,197.96

Finding the Fourth Proportional to 278,524.92, 384,362.28 and 151,197.96

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Solution

The fourth proportional to 278,524.92, 384,362.28 and 151,197.96 is: 208,652.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,524.92 : 384,362.28 = 151,197.96 : x
  2. Step 2: Convert to fraction form
    278,524.92/384,362.28 = 151,197.96/x
  3. Step 3: Cross multiply
    278,524.92x = 384,362.28 × 151,197.96
  4. Step 4: Simplify right side
    278,524.92x = 58,114,792,636.95
  5. Step 5: Solve for x
    x = 58,114,792,636.95/278,524.92
  6. Step 6: Final answer
    x = 208,652.04

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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.