Home / 42,107.58-63,197.73-17,161.38

Finding the Fourth Proportional to 42,107.58, 63,197.73 and 17,161.38

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Solution

The fourth proportional to 42,107.58, 63,197.73 and 17,161.38 is: 25,756.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,107.58 : 63,197.73 = 17,161.38 : x
  2. Step 2: Convert to fraction form
    42,107.58/63,197.73 = 17,161.38/x
  3. Step 3: Cross multiply
    42,107.58x = 63,197.73 × 17,161.38
  4. Step 4: Simplify right side
    42,107.58x = 1,084,560,259.67
  5. Step 5: Solve for x
    x = 1,084,560,259.67/42,107.58
  6. Step 6: Final answer
    x = 25,756.89

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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.