Home / 74,315.45-111,476.84-29,936.21

Finding the Fourth Proportional to 74,315.45, 111,476.84 and 29,936.21

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Solution

The fourth proportional to 74,315.45, 111,476.84 and 29,936.21 is: 44,905.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,315.45 : 111,476.84 = 29,936.21 : x
  2. Step 2: Convert to fraction form
    74,315.45/111,476.84 = 29,936.21/x
  3. Step 3: Cross multiply
    74,315.45x = 111,476.84 × 29,936.21
  4. Step 4: Simplify right side
    74,315.45x = 3,337,194,092.38
  5. Step 5: Solve for x
    x = 3,337,194,092.38/74,315.45
  6. Step 6: Final answer
    x = 44,905.79

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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.