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Finding the Fourth Proportional to 59,959.85, 89,940.03 and 15,583.46

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Solution

The fourth proportional to 59,959.85, 89,940.03 and 15,583.46 is: 23,375.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,959.85 : 89,940.03 = 15,583.46 : x
  2. Step 2: Convert to fraction form
    59,959.85/89,940.03 = 15,583.46/x
  3. Step 3: Cross multiply
    59,959.85x = 89,940.03 × 15,583.46
  4. Step 4: Simplify right side
    59,959.85x = 1,401,576,859.90
  5. Step 5: Solve for x
    x = 1,401,576,859.90/59,959.85
  6. Step 6: Final answer
    x = 23,375.26

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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.