Home / 50,505.15-75,757.23-19,340.40

Finding the Fourth Proportional to 50,505.15, 75,757.23 and 19,340.40

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Solution

The fourth proportional to 50,505.15, 75,757.23 and 19,340.40 is: 29,010.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,505.15 : 75,757.23 = 19,340.40 : x
  2. Step 2: Convert to fraction form
    50,505.15/75,757.23 = 19,340.40/x
  3. Step 3: Cross multiply
    50,505.15x = 75,757.23 × 19,340.40
  4. Step 4: Simplify right side
    50,505.15x = 1,465,175,415.18
  5. Step 5: Solve for x
    x = 1,465,175,415.18/50,505.15
  6. Step 6: Final answer
    x = 29,010.41

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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.