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Finding the Fourth Proportional to 119,692.83, 179,538.17 and 45,820.83

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Solution

The fourth proportional to 119,692.83, 179,538.17 and 45,820.83 is: 68,730.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,692.83 : 179,538.17 = 45,820.83 : x
  2. Step 2: Convert to fraction form
    119,692.83/179,538.17 = 45,820.83/x
  3. Step 3: Cross multiply
    119,692.83x = 179,538.17 × 45,820.83
  4. Step 4: Simplify right side
    119,692.83x = 8,226,587,736.98
  5. Step 5: Solve for x
    x = 8,226,587,736.98/119,692.83
  6. Step 6: Final answer
    x = 68,730.83

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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.