Home / 203,701.89-281,104.38-113,052.54

Finding the Fourth Proportional to 203,701.89, 281,104.38 and 113,052.54

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Solution

The fourth proportional to 203,701.89, 281,104.38 and 113,052.54 is: 156,010.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,701.89 : 281,104.38 = 113,052.54 : x
  2. Step 2: Convert to fraction form
    203,701.89/281,104.38 = 113,052.54/x
  3. Step 3: Cross multiply
    203,701.89x = 281,104.38 × 113,052.54
  4. Step 4: Simplify right side
    203,701.89x = 31,779,564,164.13
  5. Step 5: Solve for x
    x = 31,779,564,164.13/203,701.89
  6. Step 6: Final answer
    x = 156,010.16

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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.