Home / 213,498.36-294,511.12-136,932.27

Finding the Fourth Proportional to 213,498.36, 294,511.12 and 136,932.27

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Solution

The fourth proportional to 213,498.36, 294,511.12 and 136,932.27 is: 188,891.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,498.36 : 294,511.12 = 136,932.27 : x
  2. Step 2: Convert to fraction form
    213,498.36/294,511.12 = 136,932.27/x
  3. Step 3: Cross multiply
    213,498.36x = 294,511.12 × 136,932.27
  4. Step 4: Simplify right side
    213,498.36x = 40,328,076,201.84
  5. Step 5: Solve for x
    x = 40,328,076,201.84/213,498.36
  6. Step 6: Final answer
    x = 188,891.74

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1.5x scale

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.