Home / 223,468.20-308,084.24-151,723.67

Finding the Fourth Proportional to 223,468.20, 308,084.24 and 151,723.67

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Solution

The fourth proportional to 223,468.20, 308,084.24 and 151,723.67 is: 209,173.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,468.20 : 308,084.24 = 151,723.67 : x
  2. Step 2: Convert to fraction form
    223,468.20/308,084.24 = 151,723.67/x
  3. Step 3: Cross multiply
    223,468.20x = 308,084.24 × 151,723.67
  4. Step 4: Simplify right side
    223,468.20x = 46,743,670,400.85
  5. Step 5: Solve for x
    x = 46,743,670,400.85/223,468.20
  6. Step 6: Final answer
    x = 209,173.70

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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.