Home / 151,940.90-228,116.55-88,825.70

Finding the Fourth Proportional to 151,940.90, 228,116.55 and 88,825.70

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Solution

The fourth proportional to 151,940.90, 228,116.55 and 88,825.70 is: 133,358.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,940.90 : 228,116.55 = 88,825.70 : x
  2. Step 2: Convert to fraction form
    151,940.90/228,116.55 = 88,825.70/x
  3. Step 3: Cross multiply
    151,940.90x = 228,116.55 × 88,825.70
  4. Step 4: Simplify right side
    151,940.90x = 20,262,612,235.34
  5. Step 5: Solve for x
    x = 20,262,612,235.34/151,940.90
  6. Step 6: Final answer
    x = 133,358.51

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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.