Home / 213,339.25-294,395.97-127,395.21

Finding the Fourth Proportional to 213,339.25, 294,395.97 and 127,395.21

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Solution

The fourth proportional to 213,339.25, 294,395.97 and 127,395.21 is: 175,798.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,339.25 : 294,395.97 = 127,395.21 : x
  2. Step 2: Convert to fraction form
    213,339.25/294,395.97 = 127,395.21/x
  3. Step 3: Cross multiply
    213,339.25x = 294,395.97 × 127,395.21
  4. Step 4: Simplify right side
    213,339.25x = 37,504,637,286.42
  5. Step 5: Solve for x
    x = 37,504,637,286.42/213,339.25
  6. Step 6: Final answer
    x = 175,798.11

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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.