Home / 175,276.80-262,934.40-169,747.20

Finding the Fourth Proportional to 175,276.80, 262,934.40 and 169,747.20

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Solution

The fourth proportional to 175,276.80, 262,934.40 and 169,747.20 is: 254,639.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,276.80 : 262,934.40 = 169,747.20 : x
  2. Step 2: Convert to fraction form
    175,276.80/262,934.40 = 169,747.20/x
  3. Step 3: Cross multiply
    175,276.80x = 262,934.40 × 169,747.20
  4. Step 4: Simplify right side
    175,276.80x = 44,632,378,183.68
  5. Step 5: Solve for x
    x = 44,632,378,183.68/175,276.80
  6. Step 6: Final answer
    x = 254,639.39

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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.