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Finding the Fourth Proportional to 203,352.59, 305,027.35 and 61,197.25

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Solution

The fourth proportional to 203,352.59, 305,027.35 and 61,197.25 is: 91,795.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,352.59 : 305,027.35 = 61,197.25 : x
  2. Step 2: Convert to fraction form
    203,352.59/305,027.35 = 61,197.25/x
  3. Step 3: Cross multiply
    203,352.59x = 305,027.35 × 61,197.25
  4. Step 4: Simplify right side
    203,352.59x = 18,666,834,688.80
  5. Step 5: Solve for x
    x = 18,666,834,688.80/203,352.59
  6. Step 6: Final answer
    x = 91,795.41

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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.