Home / 136,922.14-188,950.46-76,493.66

Finding the Fourth Proportional to 136,922.14, 188,950.46 and 76,493.66

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Solution

The fourth proportional to 136,922.14, 188,950.46 and 76,493.66 is: 105,560.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,922.14 : 188,950.46 = 76,493.66 : x
  2. Step 2: Convert to fraction form
    136,922.14/188,950.46 = 76,493.66/x
  3. Step 3: Cross multiply
    136,922.14x = 188,950.46 × 76,493.66
  4. Step 4: Simplify right side
    136,922.14x = 14,453,512,244.08
  5. Step 5: Solve for x
    x = 14,453,512,244.08/136,922.14
  6. Step 6: Final answer
    x = 105,560.08

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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.