Home / 175,847.20-263,965.20-109,362.40

Finding the Fourth Proportional to 175,847.20, 263,965.20 and 109,362.40

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Solution

The fourth proportional to 175,847.20, 263,965.20 and 109,362.40 is: 164,164.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,847.20 : 263,965.20 = 109,362.40 : x
  2. Step 2: Convert to fraction form
    175,847.20/263,965.20 = 109,362.40/x
  3. Step 3: Cross multiply
    175,847.20x = 263,965.20 × 109,362.40
  4. Step 4: Simplify right side
    175,847.20x = 28,867,867,788.48
  5. Step 5: Solve for x
    x = 28,867,867,788.48/175,847.20
  6. Step 6: Final answer
    x = 164,164.50

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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.