Home / 173,440.90-260,161.38-48,781.90

Finding the Fourth Proportional to 173,440.90, 260,161.38 and 48,781.90

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Solution

The fourth proportional to 173,440.90, 260,161.38 and 48,781.90 is: 73,172.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,440.90 : 260,161.38 = 48,781.90 : x
  2. Step 2: Convert to fraction form
    173,440.90/260,161.38 = 48,781.90/x
  3. Step 3: Cross multiply
    173,440.90x = 260,161.38 × 48,781.90
  4. Step 4: Simplify right side
    173,440.90x = 12,691,166,423.02
  5. Step 5: Solve for x
    x = 12,691,166,423.02/173,440.90
  6. Step 6: Final answer
    x = 73,172.86

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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.