Home / 50,964.40-70,331.32-29,739.57

Finding the Fourth Proportional to 50,964.40, 70,331.32 and 29,739.57

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Solution

The fourth proportional to 50,964.40, 70,331.32 and 29,739.57 is: 41,040.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,964.40 : 70,331.32 = 29,739.57 : x
  2. Step 2: Convert to fraction form
    50,964.40/70,331.32 = 29,739.57/x
  3. Step 3: Cross multiply
    50,964.40x = 70,331.32 × 29,739.57
  4. Step 4: Simplify right side
    50,964.40x = 2,091,623,214.33
  5. Step 5: Solve for x
    x = 2,091,623,214.33/50,964.40
  6. Step 6: Final answer
    x = 41,040.87

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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.