Home / 50,748.89-76,127.82-13,308.83

Finding the Fourth Proportional to 50,748.89, 76,127.82 and 13,308.83

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Solution

The fourth proportional to 50,748.89, 76,127.82 and 13,308.83 is: 19,964.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,748.89 : 76,127.82 = 13,308.83 : x
  2. Step 2: Convert to fraction form
    50,748.89/76,127.82 = 13,308.83/x
  3. Step 3: Cross multiply
    50,748.89x = 76,127.82 × 13,308.83
  4. Step 4: Simplify right side
    50,748.89x = 1,013,172,069.58
  5. Step 5: Solve for x
    x = 1,013,172,069.58/50,748.89
  6. Step 6: Final answer
    x = 19,964.42

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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.