Home / 203,654.79-281,036.25-113,014.71

Finding the Fourth Proportional to 203,654.79, 281,036.25 and 113,014.71

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Solution

The fourth proportional to 203,654.79, 281,036.25 and 113,014.71 is: 155,956.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,654.79 : 281,036.25 = 113,014.71 : x
  2. Step 2: Convert to fraction form
    203,654.79/281,036.25 = 113,014.71/x
  3. Step 3: Cross multiply
    203,654.79x = 281,036.25 × 113,014.71
  4. Step 4: Simplify right side
    203,654.79x = 31,761,230,293.24
  5. Step 5: Solve for x
    x = 31,761,230,293.24/203,654.79
  6. Step 6: Final answer
    x = 155,956.22

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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.