Home / 71,390.27-98,496.32-41,171.60

Finding the Fourth Proportional to 71,390.27, 98,496.32 and 41,171.60

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Solution

The fourth proportional to 71,390.27, 98,496.32 and 41,171.60 is: 56,803.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,390.27 : 98,496.32 = 41,171.60 : x
  2. Step 2: Convert to fraction form
    71,390.27/98,496.32 = 41,171.60/x
  3. Step 3: Cross multiply
    71,390.27x = 98,496.32 × 41,171.60
  4. Step 4: Simplify right side
    71,390.27x = 4,055,250,390.17
  5. Step 5: Solve for x
    x = 4,055,250,390.17/71,390.27
  6. Step 6: Final answer
    x = 56,803.97

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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.