Home / 117,717.60-176,317.20-104,584.80

Finding the Fourth Proportional to 117,717.60, 176,317.20 and 104,584.80

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Solution

The fourth proportional to 117,717.60, 176,317.20 and 104,584.80 is: 156,646.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,717.60 : 176,317.20 = 104,584.80 : x
  2. Step 2: Convert to fraction form
    117,717.60/176,317.20 = 104,584.80/x
  3. Step 3: Cross multiply
    117,717.60x = 176,317.20 × 104,584.80
  4. Step 4: Simplify right side
    117,717.60x = 18,440,099,098.56
  5. Step 5: Solve for x
    x = 18,440,099,098.56/117,717.60
  6. Step 6: Final answer
    x = 156,646.92

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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.