Home / 213,726.28-294,940.56-127,724.44

Finding the Fourth Proportional to 213,726.28, 294,940.56 and 127,724.44

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Solution

The fourth proportional to 213,726.28, 294,940.56 and 127,724.44 is: 176,258.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,726.28 : 294,940.56 = 127,724.44 : x
  2. Step 2: Convert to fraction form
    213,726.28/294,940.56 = 127,724.44/x
  3. Step 3: Cross multiply
    213,726.28x = 294,940.56 × 127,724.44
  4. Step 4: Simplify right side
    213,726.28x = 37,671,117,859.29
  5. Step 5: Solve for x
    x = 37,671,117,859.29/213,726.28
  6. Step 6: Final answer
    x = 176,258.71

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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.