Home / 42,267.90-63,356.09-27,487.43

Finding the Fourth Proportional to 42,267.90, 63,356.09 and 27,487.43

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Solution

The fourth proportional to 42,267.90, 63,356.09 and 27,487.43 is: 41,201.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,267.90 : 63,356.09 = 27,487.43 : x
  2. Step 2: Convert to fraction form
    42,267.90/63,356.09 = 27,487.43/x
  3. Step 3: Cross multiply
    42,267.90x = 63,356.09 × 27,487.43
  4. Step 4: Simplify right side
    42,267.90x = 1,741,495,634.73
  5. Step 5: Solve for x
    x = 1,741,495,634.73/42,267.90
  6. Step 6: Final answer
    x = 41,201.38

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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.