Home / 89,825.88-123,958.26-51,586.23

Finding the Fourth Proportional to 89,825.88, 123,958.26 and 51,586.23

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Solution

The fourth proportional to 89,825.88, 123,958.26 and 51,586.23 is: 71,188.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,825.88 : 123,958.26 = 51,586.23 : x
  2. Step 2: Convert to fraction form
    89,825.88/123,958.26 = 51,586.23/x
  3. Step 3: Cross multiply
    89,825.88x = 123,958.26 × 51,586.23
  4. Step 4: Simplify right side
    89,825.88x = 6,394,539,310.76
  5. Step 5: Solve for x
    x = 6,394,539,310.76/89,825.88
  6. Step 6: Final answer
    x = 71,188.16

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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.