Home / 151,748.70-209,427.42-113,441.86

Finding the Fourth Proportional to 151,748.70, 209,427.42 and 113,441.86

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Solution

The fourth proportional to 151,748.70, 209,427.42 and 113,441.86 is: 156,560.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,748.70 : 209,427.42 = 113,441.86 : x
  2. Step 2: Convert to fraction form
    151,748.70/209,427.42 = 113,441.86/x
  3. Step 3: Cross multiply
    151,748.70x = 209,427.42 × 113,441.86
  4. Step 4: Simplify right side
    151,748.70x = 23,757,836,059.80
  5. Step 5: Solve for x
    x = 23,757,836,059.80/151,748.70
  6. Step 6: Final answer
    x = 156,560.39

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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.