Home / 109,556.75-151,188.33-59,255.75

Finding the Fourth Proportional to 109,556.75, 151,188.33 and 59,255.75

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Solution

The fourth proportional to 109,556.75, 151,188.33 and 59,255.75 is: 81,772.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,556.75 : 151,188.33 = 59,255.75 : x
  2. Step 2: Convert to fraction form
    109,556.75/151,188.33 = 59,255.75/x
  3. Step 3: Cross multiply
    109,556.75x = 151,188.33 × 59,255.75
  4. Step 4: Simplify right side
    109,556.75x = 8,958,777,885.40
  5. Step 5: Solve for x
    x = 8,958,777,885.40/109,556.75
  6. Step 6: Final answer
    x = 81,772.94

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1.5x scale

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.