Home / 214,546.88-321,849.60-124,631.84

Finding the Fourth Proportional to 214,546.88, 321,849.60 and 124,631.84

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Solution

The fourth proportional to 214,546.88, 321,849.60 and 124,631.84 is: 186,964.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,546.88 : 321,849.60 = 124,631.84 : x
  2. Step 2: Convert to fraction form
    214,546.88/321,849.60 = 124,631.84/x
  3. Step 3: Cross multiply
    214,546.88x = 321,849.60 × 124,631.84
  4. Step 4: Simplify right side
    214,546.88x = 40,112,707,851.26
  5. Step 5: Solve for x
    x = 40,112,707,851.26/214,546.88
  6. Step 6: Final answer
    x = 186,964.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.