Home / 125,540.55-188,292.60-36,784.80

Finding the Fourth Proportional to 125,540.55, 188,292.60 and 36,784.80

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Solution

The fourth proportional to 125,540.55, 188,292.60 and 36,784.80 is: 55,171.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,540.55 : 188,292.60 = 36,784.80 : x
  2. Step 2: Convert to fraction form
    125,540.55/188,292.60 = 36,784.80/x
  3. Step 3: Cross multiply
    125,540.55x = 188,292.60 × 36,784.80
  4. Step 4: Simplify right side
    125,540.55x = 6,926,305,632.48
  5. Step 5: Solve for x
    x = 6,926,305,632.48/125,540.55
  6. Step 6: Final answer
    x = 55,171.86

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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.