Home / 174,819.60-262,099.80-118,519.20

Finding the Fourth Proportional to 174,819.60, 262,099.80 and 118,519.20

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Solution

The fourth proportional to 174,819.60, 262,099.80 and 118,519.20 is: 177,690.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,819.60 : 262,099.80 = 118,519.20 : x
  2. Step 2: Convert to fraction form
    174,819.60/262,099.80 = 118,519.20/x
  3. Step 3: Cross multiply
    174,819.60x = 262,099.80 × 118,519.20
  4. Step 4: Simplify right side
    174,819.60x = 31,063,858,616.16
  5. Step 5: Solve for x
    x = 31,063,858,616.16/174,819.60
  6. Step 6: Final answer
    x = 177,690.94

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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.