Home / 174,806.20-262,403.70-108,321.40

Finding the Fourth Proportional to 174,806.20, 262,403.70 and 108,321.40

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Solution

The fourth proportional to 174,806.20, 262,403.70 and 108,321.40 is: 162,602.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,806.20 : 262,403.70 = 108,321.40 : x
  2. Step 2: Convert to fraction form
    174,806.20/262,403.70 = 108,321.40/x
  3. Step 3: Cross multiply
    174,806.20x = 262,403.70 × 108,321.40
  4. Step 4: Simplify right side
    174,806.20x = 28,423,936,149.18
  5. Step 5: Solve for x
    x = 28,423,936,149.18/174,806.20
  6. Step 6: Final answer
    x = 162,602.56

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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.