Home / 50,696.40-69,958.20-28,034.02

Finding the Fourth Proportional to 50,696.40, 69,958.20 and 28,034.02

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Solution

The fourth proportional to 50,696.40, 69,958.20 and 28,034.02 is: 38,685.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,696.40 : 69,958.20 = 28,034.02 : x
  2. Step 2: Convert to fraction form
    50,696.40/69,958.20 = 28,034.02/x
  3. Step 3: Cross multiply
    50,696.40x = 69,958.20 × 28,034.02
  4. Step 4: Simplify right side
    50,696.40x = 1,961,209,577.96
  5. Step 5: Solve for x
    x = 1,961,209,577.96/50,696.40
  6. Step 6: Final answer
    x = 38,685.38

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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.