Home / 203,984.27-281,417.65-117,927.42

Finding the Fourth Proportional to 203,984.27, 281,417.65 and 117,927.42

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Solution

The fourth proportional to 203,984.27, 281,417.65 and 117,927.42 is: 162,693.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,984.27 : 281,417.65 = 117,927.42 : x
  2. Step 2: Convert to fraction form
    203,984.27/281,417.65 = 117,927.42/x
  3. Step 3: Cross multiply
    203,984.27x = 281,417.65 × 117,927.42
  4. Step 4: Simplify right side
    203,984.27x = 33,186,857,406.96
  5. Step 5: Solve for x
    x = 33,186,857,406.96/203,984.27
  6. Step 6: Final answer
    x = 162,693.22

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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.