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Finding the Fourth Proportional to 131,079, 196,619.22 and 32,583

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Solution

The fourth proportional to 131,079, 196,619.22 and 32,583 is: 48,874.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,079 : 196,619.22 = 32,583 : x
  2. Step 2: Convert to fraction form
    131,079/196,619.22 = 32,583/x
  3. Step 3: Cross multiply
    131,079x = 196,619.22 × 32,583
  4. Step 4: Simplify right side
    131,079x = 6,406,444,045.26
  5. Step 5: Solve for x
    x = 6,406,444,045.26/131,079
  6. Step 6: Final answer
    x = 48,874.68

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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.