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Finding the Fourth Proportional to 183,692.48, 253,465.44 and 108,230.72

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Solution

The fourth proportional to 183,692.48, 253,465.44 and 108,230.72 is: 149,340.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,692.48 : 253,465.44 = 108,230.72 : x
  2. Step 2: Convert to fraction form
    183,692.48/253,465.44 = 108,230.72/x
  3. Step 3: Cross multiply
    183,692.48x = 253,465.44 × 108,230.72
  4. Step 4: Simplify right side
    183,692.48x = 27,432,747,066.32
  5. Step 5: Solve for x
    x = 27,432,747,066.32/183,692.48
  6. Step 6: Final answer
    x = 149,340.61

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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.