Home / 50,490.62-69,672.96-29,271.25

Finding the Fourth Proportional to 50,490.62, 69,672.96 and 29,271.25

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Solution

The fourth proportional to 50,490.62, 69,672.96 and 29,271.25 is: 40,391.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,490.62 : 69,672.96 = 29,271.25 : x
  2. Step 2: Convert to fraction form
    50,490.62/69,672.96 = 29,271.25/x
  3. Step 3: Cross multiply
    50,490.62x = 69,672.96 × 29,271.25
  4. Step 4: Simplify right side
    50,490.62x = 2,039,414,727.93
  5. Step 5: Solve for x
    x = 2,039,414,727.93/50,490.62
  6. Step 6: Final answer
    x = 40,391.95

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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.