Home / 88,711.63-133,028.57-33,268.75

Finding the Fourth Proportional to 88,711.63, 133,028.57 and 33,268.75

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Solution

The fourth proportional to 88,711.63, 133,028.57 and 33,268.75 is: 49,888.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,711.63 : 133,028.57 = 33,268.75 : x
  2. Step 2: Convert to fraction form
    88,711.63/133,028.57 = 33,268.75/x
  3. Step 3: Cross multiply
    88,711.63x = 133,028.57 × 33,268.75
  4. Step 4: Simplify right side
    88,711.63x = 4,425,694,071.84
  5. Step 5: Solve for x
    x = 4,425,694,071.84/88,711.63
  6. Step 6: Final answer
    x = 49,888.54

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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.