Home / 133,836.30-184,532.58-115,654.50

Finding the Fourth Proportional to 133,836.30, 184,532.58 and 115,654.50

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Solution

The fourth proportional to 133,836.30, 184,532.58 and 115,654.50 is: 159,463.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,836.30 : 184,532.58 = 115,654.50 : x
  2. Step 2: Convert to fraction form
    133,836.30/184,532.58 = 115,654.50/x
  3. Step 3: Cross multiply
    133,836.30x = 184,532.58 × 115,654.50
  4. Step 4: Simplify right side
    133,836.30x = 21,342,023,273.61
  5. Step 5: Solve for x
    x = 21,342,023,273.61/133,836.30
  6. Step 6: Final answer
    x = 159,463.64

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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.