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Finding the Fourth Proportional to 203,773.74, 281,208.75 and 127,337.22

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Solution

The fourth proportional to 203,773.74, 281,208.75 and 127,337.22 is: 175,725.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,773.74 : 281,208.75 = 127,337.22 : x
  2. Step 2: Convert to fraction form
    203,773.74/281,208.75 = 127,337.22/x
  3. Step 3: Cross multiply
    203,773.74x = 281,208.75 × 127,337.22
  4. Step 4: Simplify right side
    203,773.74x = 35,808,340,464.68
  5. Step 5: Solve for x
    x = 35,808,340,464.68/203,773.74
  6. Step 6: Final answer
    x = 175,725.98

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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.