Home / 125,217.25-187,847.75-55,094.74

Finding the Fourth Proportional to 125,217.25, 187,847.75 and 55,094.74

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Solution

The fourth proportional to 125,217.25, 187,847.75 and 55,094.74 is: 82,651.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,217.25 : 187,847.75 = 55,094.74 : x
  2. Step 2: Convert to fraction form
    125,217.25/187,847.75 = 55,094.74/x
  3. Step 3: Cross multiply
    125,217.25x = 187,847.75 × 55,094.74
  4. Step 4: Simplify right side
    125,217.25x = 10,349,422,945.84
  5. Step 5: Solve for x
    x = 10,349,422,945.84/125,217.25
  6. Step 6: Final answer
    x = 82,651.73

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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.