Home / 50,750.88-76,130.82-13,310.84

Finding the Fourth Proportional to 50,750.88, 76,130.82 and 13,310.84

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Solution

The fourth proportional to 50,750.88, 76,130.82 and 13,310.84 is: 19,967.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,750.88 : 76,130.82 = 13,310.84 : x
  2. Step 2: Convert to fraction form
    50,750.88/76,130.82 = 13,310.84/x
  3. Step 3: Cross multiply
    50,750.88x = 76,130.82 × 13,310.84
  4. Step 4: Simplify right side
    50,750.88x = 1,013,365,164.09
  5. Step 5: Solve for x
    x = 1,013,365,164.09/50,750.88
  6. Step 6: Final answer
    x = 19,967.44

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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.