Home / 82,379.30-123,522.10-32,432.35

Finding the Fourth Proportional to 82,379.30, 123,522.10 and 32,432.35

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Solution

The fourth proportional to 82,379.30, 123,522.10 and 32,432.35 is: 48,630.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,379.30 : 123,522.10 = 32,432.35 : x
  2. Step 2: Convert to fraction form
    82,379.30/123,522.10 = 32,432.35/x
  3. Step 3: Cross multiply
    82,379.30x = 123,522.10 × 32,432.35
  4. Step 4: Simplify right side
    82,379.30x = 4,006,111,979.94
  5. Step 5: Solve for x
    x = 4,006,111,979.94/82,379.30
  6. Step 6: Final answer
    x = 48,630.08

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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.