Home / 50,741.40-70,023.38-29,521.43

Finding the Fourth Proportional to 50,741.40, 70,023.38 and 29,521.43

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Solution

The fourth proportional to 50,741.40, 70,023.38 and 29,521.43 is: 40,739.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,741.40 : 70,023.38 = 29,521.43 : x
  2. Step 2: Convert to fraction form
    50,741.40/70,023.38 = 29,521.43/x
  3. Step 3: Cross multiply
    50,741.40x = 70,023.38 × 29,521.43
  4. Step 4: Simplify right side
    50,741.40x = 2,067,189,813.31
  5. Step 5: Solve for x
    x = 2,067,189,813.31/50,741.40
  6. Step 6: Final answer
    x = 40,739.71

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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.