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Finding the Fourth Proportional to 71,563.93, 98,750.90 and 41,359.03

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Solution

The fourth proportional to 71,563.93, 98,750.90 and 41,359.03 is: 57,071.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,563.93 : 98,750.90 = 41,359.03 : x
  2. Step 2: Convert to fraction form
    71,563.93/98,750.90 = 41,359.03/x
  3. Step 3: Cross multiply
    71,563.93x = 98,750.90 × 41,359.03
  4. Step 4: Simplify right side
    71,563.93x = 4,084,241,292.15
  5. Step 5: Solve for x
    x = 4,084,241,292.15/71,563.93
  6. Step 6: Final answer
    x = 57,071.23

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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.