Home / 175,516.20-262,506.30-156,930.60

Finding the Fourth Proportional to 175,516.20, 262,506.30 and 156,930.60

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Solution

The fourth proportional to 175,516.20, 262,506.30 and 156,930.60 is: 234,709.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,516.20 : 262,506.30 = 156,930.60 : x
  2. Step 2: Convert to fraction form
    175,516.20/262,506.30 = 156,930.60/x
  3. Step 3: Cross multiply
    175,516.20x = 262,506.30 × 156,930.60
  4. Step 4: Simplify right side
    175,516.20x = 41,195,271,162.78
  5. Step 5: Solve for x
    x = 41,195,271,162.78/175,516.20
  6. Step 6: Final answer
    x = 234,709.22

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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.