Home / 71,420.52-98,558.64-41,205.96

Finding the Fourth Proportional to 71,420.52, 98,558.64 and 41,205.96

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Solution

The fourth proportional to 71,420.52, 98,558.64 and 41,205.96 is: 56,863.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,420.52 : 98,558.64 = 41,205.96 : x
  2. Step 2: Convert to fraction form
    71,420.52/98,558.64 = 41,205.96/x
  3. Step 3: Cross multiply
    71,420.52x = 98,558.64 × 41,205.96
  4. Step 4: Simplify right side
    71,420.52x = 4,061,203,377.49
  5. Step 5: Solve for x
    x = 4,061,203,377.49/71,420.52
  6. Step 6: Final answer
    x = 56,863.26

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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.