Home / 92,199.16-127,233.43-51,912.80

Finding the Fourth Proportional to 92,199.16, 127,233.43 and 51,912.80

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Solution

The fourth proportional to 92,199.16, 127,233.43 and 51,912.80 is: 71,638.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,199.16 : 127,233.43 = 51,912.80 : x
  2. Step 2: Convert to fraction form
    92,199.16/127,233.43 = 51,912.80/x
  3. Step 3: Cross multiply
    92,199.16x = 127,233.43 × 51,912.80
  4. Step 4: Simplify right side
    92,199.16x = 6,605,043,608.09
  5. Step 5: Solve for x
    x = 6,605,043,608.09/92,199.16
  6. Step 6: Final answer
    x = 71,638.87

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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.