Home / 50,840.38-76,287.16-36,915.43

Finding the Fourth Proportional to 50,840.38, 76,287.16 and 36,915.43

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Solution

The fourth proportional to 50,840.38, 76,287.16 and 36,915.43 is: 55,392.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,840.38 : 76,287.16 = 36,915.43 : x
  2. Step 2: Convert to fraction form
    50,840.38/76,287.16 = 36,915.43/x
  3. Step 3: Cross multiply
    50,840.38x = 76,287.16 × 36,915.43
  4. Step 4: Simplify right side
    50,840.38x = 2,816,173,314.88
  5. Step 5: Solve for x
    x = 2,816,173,314.88/50,840.38
  6. Step 6: Final answer
    x = 55,392.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.