Home / 93,361.14-128,836.98-50,919.66

Finding the Fourth Proportional to 93,361.14, 128,836.98 and 50,919.66

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Solution

The fourth proportional to 93,361.14, 128,836.98 and 50,919.66 is: 70,268.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,361.14 : 128,836.98 = 50,919.66 : x
  2. Step 2: Convert to fraction form
    93,361.14/128,836.98 = 50,919.66/x
  3. Step 3: Cross multiply
    93,361.14x = 128,836.98 × 50,919.66
  4. Step 4: Simplify right side
    93,361.14x = 6,560,335,217.03
  5. Step 5: Solve for x
    x = 6,560,335,217.03/93,361.14
  6. Step 6: Final answer
    x = 70,268.37

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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.