Home / 94,716.78-142,098.56-28,156.62

Finding the Fourth Proportional to 94,716.78, 142,098.56 and 28,156.62

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Solution

The fourth proportional to 94,716.78, 142,098.56 and 28,156.62 is: 42,241.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,716.78 : 142,098.56 = 28,156.62 : x
  2. Step 2: Convert to fraction form
    94,716.78/142,098.56 = 28,156.62/x
  3. Step 3: Cross multiply
    94,716.78x = 142,098.56 × 28,156.62
  4. Step 4: Simplify right side
    94,716.78x = 4,001,015,015.68
  5. Step 5: Solve for x
    x = 4,001,015,015.68/94,716.78
  6. Step 6: Final answer
    x = 42,241.88

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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.