Home / 71,872.75-99,184.34-41,675.63

Finding the Fourth Proportional to 71,872.75, 99,184.34 and 41,675.63

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Solution

The fourth proportional to 71,872.75, 99,184.34 and 41,675.63 is: 57,512.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,872.75 : 99,184.34 = 41,675.63 : x
  2. Step 2: Convert to fraction form
    71,872.75/99,184.34 = 41,675.63/x
  3. Step 3: Cross multiply
    71,872.75x = 99,184.34 × 41,675.63
  4. Step 4: Simplify right side
    71,872.75x = 4,133,569,647.26
  5. Step 5: Solve for x
    x = 4,133,569,647.26/71,872.75
  6. Step 6: Final answer
    x = 57,512.34

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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.