Home / 151,912.40-227,868.60-92,814.80

Finding the Fourth Proportional to 151,912.40, 227,868.60 and 92,814.80

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Solution

The fourth proportional to 151,912.40, 227,868.60 and 92,814.80 is: 139,222.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,912.40 : 227,868.60 = 92,814.80 : x
  2. Step 2: Convert to fraction form
    151,912.40/227,868.60 = 92,814.80/x
  3. Step 3: Cross multiply
    151,912.40x = 227,868.60 × 92,814.80
  4. Step 4: Simplify right side
    151,912.40x = 21,149,578,535.28
  5. Step 5: Solve for x
    x = 21,149,578,535.28/151,912.40
  6. Step 6: Final answer
    x = 139,222.20

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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.