Home / 115,667.12-173,517.96-36,783.92

Finding the Fourth Proportional to 115,667.12, 173,517.96 and 36,783.92

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Solution

The fourth proportional to 115,667.12, 173,517.96 and 36,783.92 is: 55,181.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,667.12 : 173,517.96 = 36,783.92 : x
  2. Step 2: Convert to fraction form
    115,667.12/173,517.96 = 36,783.92/x
  3. Step 3: Cross multiply
    115,667.12x = 173,517.96 × 36,783.92
  4. Step 4: Simplify right side
    115,667.12x = 6,382,670,759.20
  5. Step 5: Solve for x
    x = 6,382,670,759.20/115,667.12
  6. Step 6: Final answer
    x = 55,181.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.