Home / 50,696.56-69,961.40-28,340.56

Finding the Fourth Proportional to 50,696.56, 69,961.40 and 28,340.56

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Solution

The fourth proportional to 50,696.56, 69,961.40 and 28,340.56 is: 39,110.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,696.56 : 69,961.40 = 28,340.56 : x
  2. Step 2: Convert to fraction form
    50,696.56/69,961.40 = 28,340.56/x
  3. Step 3: Cross multiply
    50,696.56x = 69,961.40 × 28,340.56
  4. Step 4: Simplify right side
    50,696.56x = 1,982,745,254.38
  5. Step 5: Solve for x
    x = 1,982,745,254.38/50,696.56
  6. Step 6: Final answer
    x = 39,110.06

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1.5x scale

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.