Home / 223,546.44-308,496.15-121,572.86

Finding the Fourth Proportional to 223,546.44, 308,496.15 and 121,572.86

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Solution

The fourth proportional to 223,546.44, 308,496.15 and 121,572.86 is: 167,771.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,546.44 : 308,496.15 = 121,572.86 : x
  2. Step 2: Convert to fraction form
    223,546.44/308,496.15 = 121,572.86/x
  3. Step 3: Cross multiply
    223,546.44x = 308,496.15 × 121,572.86
  4. Step 4: Simplify right side
    223,546.44x = 37,504,759,254.49
  5. Step 5: Solve for x
    x = 37,504,759,254.49/223,546.44
  6. Step 6: Final answer
    x = 167,771.67

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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.