Home / 50,985.44-76,456.56-19,799.36

Finding the Fourth Proportional to 50,985.44, 76,456.56 and 19,799.36

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Solution

The fourth proportional to 50,985.44, 76,456.56 and 19,799.36 is: 29,690.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,985.44 : 76,456.56 = 19,799.36 : x
  2. Step 2: Convert to fraction form
    50,985.44/76,456.56 = 19,799.36/x
  3. Step 3: Cross multiply
    50,985.44x = 76,456.56 × 19,799.36
  4. Step 4: Simplify right side
    50,985.44x = 1,513,790,955.80
  5. Step 5: Solve for x
    x = 1,513,790,955.80/50,985.44
  6. Step 6: Final answer
    x = 29,690.65

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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.