Home / 179,155.38-268,730.64-54,496.38

Finding the Fourth Proportional to 179,155.38, 268,730.64 and 54,496.38

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Solution

The fourth proportional to 179,155.38, 268,730.64 and 54,496.38 is: 81,743.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,155.38 : 268,730.64 = 54,496.38 : x
  2. Step 2: Convert to fraction form
    179,155.38/268,730.64 = 54,496.38/x
  3. Step 3: Cross multiply
    179,155.38x = 268,730.64 × 54,496.38
  4. Step 4: Simplify right side
    179,155.38x = 14,644,847,075.08
  5. Step 5: Solve for x
    x = 14,644,847,075.08/179,155.38
  6. Step 6: Final answer
    x = 81,743.83

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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.