Home / 204,317.98-281,997.64-127,872.60

Finding the Fourth Proportional to 204,317.98, 281,997.64 and 127,872.60

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Solution

The fourth proportional to 204,317.98, 281,997.64 and 127,872.60 is: 176,488.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,317.98 : 281,997.64 = 127,872.60 : x
  2. Step 2: Convert to fraction form
    204,317.98/281,997.64 = 127,872.60/x
  3. Step 3: Cross multiply
    204,317.98x = 281,997.64 × 127,872.60
  4. Step 4: Simplify right side
    204,317.98x = 36,059,771,420.66
  5. Step 5: Solve for x
    x = 36,059,771,420.66/204,317.98
  6. Step 6: Final answer
    x = 176,488.49

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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.