Home / 179,378.17-269,067.60-168,417.20

Finding the Fourth Proportional to 179,378.17, 269,067.60 and 168,417.20

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Solution

The fourth proportional to 179,378.17, 269,067.60 and 168,417.20 is: 252,626.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,378.17 : 269,067.60 = 168,417.20 : x
  2. Step 2: Convert to fraction form
    179,378.17/269,067.60 = 168,417.20/x
  3. Step 3: Cross multiply
    179,378.17x = 269,067.60 × 168,417.20
  4. Step 4: Simplify right side
    179,378.17x = 45,315,612,475.39
  5. Step 5: Solve for x
    x = 45,315,612,475.39/179,378.17
  6. Step 6: Final answer
    x = 252,626.13

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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.