Home / 129,095.71-193,638.30-44,874.97

Finding the Fourth Proportional to 129,095.71, 193,638.30 and 44,874.97

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Solution

The fourth proportional to 129,095.71, 193,638.30 and 44,874.97 is: 67,310.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,095.71 : 193,638.30 = 44,874.97 : x
  2. Step 2: Convert to fraction form
    129,095.71/193,638.30 = 44,874.97/x
  3. Step 3: Cross multiply
    129,095.71x = 193,638.30 × 44,874.97
  4. Step 4: Simplify right side
    129,095.71x = 8,689,512,903.35
  5. Step 5: Solve for x
    x = 8,689,512,903.35/129,095.71
  6. Step 6: Final answer
    x = 67,310.62

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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.