Home / 50,619.84-69,850-29,394.96

Finding the Fourth Proportional to 50,619.84, 69,850 and 29,394.96

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Solution

The fourth proportional to 50,619.84, 69,850 and 29,394.96 is: 40,561.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,619.84 : 69,850 = 29,394.96 : x
  2. Step 2: Convert to fraction form
    50,619.84/69,850 = 29,394.96/x
  3. Step 3: Cross multiply
    50,619.84x = 69,850 × 29,394.96
  4. Step 4: Simplify right side
    50,619.84x = 2,053,237,956
  5. Step 5: Solve for x
    x = 2,053,237,956/50,619.84
  6. Step 6: Final answer
    x = 40,561.92

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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.