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Finding the Fourth Proportional to 201,770.85, 302,655.47 and 61,529.07

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Solution

The fourth proportional to 201,770.85, 302,655.47 and 61,529.07 is: 92,293.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,770.85 : 302,655.47 = 61,529.07 : x
  2. Step 2: Convert to fraction form
    201,770.85/302,655.47 = 61,529.07/x
  3. Step 3: Cross multiply
    201,770.85x = 302,655.47 × 61,529.07
  4. Step 4: Simplify right side
    201,770.85x = 18,622,109,291.87
  5. Step 5: Solve for x
    x = 18,622,109,291.87/201,770.85
  6. Step 6: Final answer
    x = 92,293.36

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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.