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Finding the Fourth Proportional to 154,277.44, 212,842.02 and 96,883

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Solution

The fourth proportional to 154,277.44, 212,842.02 and 96,883 is: 133,660.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,277.44 : 212,842.02 = 96,883 : x
  2. Step 2: Convert to fraction form
    154,277.44/212,842.02 = 96,883/x
  3. Step 3: Cross multiply
    154,277.44x = 212,842.02 × 96,883
  4. Step 4: Simplify right side
    154,277.44x = 20,620,773,423.66
  5. Step 5: Solve for x
    x = 20,620,773,423.66/154,277.44
  6. Step 6: Final answer
    x = 133,660.33

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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.