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Finding the Fourth Proportional to 16,692.18, 25,046.90 and 7,338.76

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Solution

The fourth proportional to 16,692.18, 25,046.90 and 7,338.76 is: 11,011.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,692.18 : 25,046.90 = 7,338.76 : x
  2. Step 2: Convert to fraction form
    16,692.18/25,046.90 = 7,338.76/x
  3. Step 3: Cross multiply
    16,692.18x = 25,046.90 × 7,338.76
  4. Step 4: Simplify right side
    16,692.18x = 183,813,187.84
  5. Step 5: Solve for x
    x = 183,813,187.84/16,692.18
  6. Step 6: Final answer
    x = 11,011.93

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1.5x scale

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.