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Finding the Fourth Proportional to 5,951.46, 8,931.29 and 2,055.86

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Solution

The fourth proportional to 5,951.46, 8,931.29 and 2,055.86 is: 3,085.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,951.46 : 8,931.29 = 2,055.86 : x
  2. Step 2: Convert to fraction form
    5,951.46/8,931.29 = 2,055.86/x
  3. Step 3: Cross multiply
    5,951.46x = 8,931.29 × 2,055.86
  4. Step 4: Simplify right side
    5,951.46x = 18,361,506.27
  5. Step 5: Solve for x
    x = 18,361,506.27/5,951.46
  6. Step 6: Final answer
    x = 3,085.21

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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.