Home / 82,546.53-113,861.28-56,692.59

Finding the Fourth Proportional to 82,546.53, 113,861.28 and 56,692.59

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Solution

The fourth proportional to 82,546.53, 113,861.28 and 56,692.59 is: 78,199.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,546.53 : 113,861.28 = 56,692.59 : x
  2. Step 2: Convert to fraction form
    82,546.53/113,861.28 = 56,692.59/x
  3. Step 3: Cross multiply
    82,546.53x = 113,861.28 × 56,692.59
  4. Step 4: Simplify right side
    82,546.53x = 6,455,090,863.92
  5. Step 5: Solve for x
    x = 6,455,090,863.92/82,546.53
  6. Step 6: Final answer
    x = 78,199.42

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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.