Home / 82,312.07-123,383.34-32,371.92

Finding the Fourth Proportional to 82,312.07, 123,383.34 and 32,371.92

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Solution

The fourth proportional to 82,312.07, 123,383.34 and 32,371.92 is: 48,524.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,312.07 : 123,383.34 = 32,371.92 : x
  2. Step 2: Convert to fraction form
    82,312.07/123,383.34 = 32,371.92/x
  3. Step 3: Cross multiply
    82,312.07x = 123,383.34 × 32,371.92
  4. Step 4: Simplify right side
    82,312.07x = 3,994,155,611.81
  5. Step 5: Solve for x
    x = 3,994,155,611.81/82,312.07
  6. Step 6: Final answer
    x = 48,524.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.