Home / 213,551.21-294,651.78-127,493.44

Finding the Fourth Proportional to 213,551.21, 294,651.78 and 127,493.44

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Solution

The fourth proportional to 213,551.21, 294,651.78 and 127,493.44 is: 175,911.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,551.21 : 294,651.78 = 127,493.44 : x
  2. Step 2: Convert to fraction form
    213,551.21/294,651.78 = 127,493.44/x
  3. Step 3: Cross multiply
    213,551.21x = 294,651.78 × 127,493.44
  4. Step 4: Simplify right side
    213,551.21x = 37,566,169,477.01
  5. Step 5: Solve for x
    x = 37,566,169,477.01/213,551.21
  6. Step 6: Final answer
    x = 175,911.76

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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.