Home / 185,986.96-256,667.32-113,394.04

Finding the Fourth Proportional to 185,986.96, 256,667.32 and 113,394.04

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Solution

The fourth proportional to 185,986.96, 256,667.32 and 113,394.04 is: 156,487.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,986.96 : 256,667.32 = 113,394.04 : x
  2. Step 2: Convert to fraction form
    185,986.96/256,667.32 = 113,394.04/x
  3. Step 3: Cross multiply
    185,986.96x = 256,667.32 × 113,394.04
  4. Step 4: Simplify right side
    185,986.96x = 29,104,544,350.77
  5. Step 5: Solve for x
    x = 29,104,544,350.77/185,986.96
  6. Step 6: Final answer
    x = 156,487.02

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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.