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Finding the Fourth Proportional to 103,597.01, 155,391.87 and 33,474.50

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Solution

The fourth proportional to 103,597.01, 155,391.87 and 33,474.50 is: 50,210.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,597.01 : 155,391.87 = 33,474.50 : x
  2. Step 2: Convert to fraction form
    103,597.01/155,391.87 = 33,474.50/x
  3. Step 3: Cross multiply
    103,597.01x = 155,391.87 × 33,474.50
  4. Step 4: Simplify right side
    103,597.01x = 5,201,665,152.32
  5. Step 5: Solve for x
    x = 5,201,665,152.32/103,597.01
  6. Step 6: Final answer
    x = 50,210.57

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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.