Home / 213,546.43-294,685.86-127,519.87

Finding the Fourth Proportional to 213,546.43, 294,685.86 and 127,519.87

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Solution

The fourth proportional to 213,546.43, 294,685.86 and 127,519.87 is: 175,972.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,546.43 : 294,685.86 = 127,519.87 : x
  2. Step 2: Convert to fraction form
    213,546.43/294,685.86 = 127,519.87/x
  3. Step 3: Cross multiply
    213,546.43x = 294,685.86 × 127,519.87
  4. Step 4: Simplify right side
    213,546.43x = 37,578,302,558.04
  5. Step 5: Solve for x
    x = 37,578,302,558.04/213,546.43
  6. Step 6: Final answer
    x = 175,972.52

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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.