Home / 150,441.12-207,703.26-96,819.51

Finding the Fourth Proportional to 150,441.12, 207,703.26 and 96,819.51

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Solution

The fourth proportional to 150,441.12, 207,703.26 and 96,819.51 is: 133,671.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,441.12 : 207,703.26 = 96,819.51 : x
  2. Step 2: Convert to fraction form
    150,441.12/207,703.26 = 96,819.51/x
  3. Step 3: Cross multiply
    150,441.12x = 207,703.26 × 96,819.51
  4. Step 4: Simplify right side
    150,441.12x = 20,109,727,858.60
  5. Step 5: Solve for x
    x = 20,109,727,858.60/150,441.12
  6. Step 6: Final answer
    x = 133,671.75

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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.