Home / 82,692.04-123,881.55-48,856.87

Finding the Fourth Proportional to 82,692.04, 123,881.55 and 48,856.87

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Solution

The fourth proportional to 82,692.04, 123,881.55 and 48,856.87 is: 73,192.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,692.04 : 123,881.55 = 48,856.87 : x
  2. Step 2: Convert to fraction form
    82,692.04/123,881.55 = 48,856.87/x
  3. Step 3: Cross multiply
    82,692.04x = 123,881.55 × 48,856.87
  4. Step 4: Simplify right side
    82,692.04x = 6,052,464,539.46
  5. Step 5: Solve for x
    x = 6,052,464,539.46/82,692.04
  6. Step 6: Final answer
    x = 73,192.83

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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.