Home / 151,919.40-227,879.10-92,821.80

Finding the Fourth Proportional to 151,919.40, 227,879.10 and 92,821.80

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Solution

The fourth proportional to 151,919.40, 227,879.10 and 92,821.80 is: 139,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,919.40 : 227,879.10 = 92,821.80 : x
  2. Step 2: Convert to fraction form
    151,919.40/227,879.10 = 92,821.80/x
  3. Step 3: Cross multiply
    151,919.40x = 227,879.10 × 92,821.80
  4. Step 4: Simplify right side
    151,919.40x = 21,152,148,244.38
  5. Step 5: Solve for x
    x = 21,152,148,244.38/151,919.40
  6. Step 6: Final answer
    x = 139,232.70

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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.