Home / 203,763.24-281,194.26-127,326.72

Finding the Fourth Proportional to 203,763.24, 281,194.26 and 127,326.72

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Solution

The fourth proportional to 203,763.24, 281,194.26 and 127,326.72 is: 175,711.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,763.24 : 281,194.26 = 127,326.72 : x
  2. Step 2: Convert to fraction form
    203,763.24/281,194.26 = 127,326.72/x
  3. Step 3: Cross multiply
    203,763.24x = 281,194.26 × 127,326.72
  4. Step 4: Simplify right side
    203,763.24x = 35,803,542,808.63
  5. Step 5: Solve for x
    x = 35,803,542,808.63/203,763.24
  6. Step 6: Final answer
    x = 175,711.49

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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.