Home / 179,036.36-268,534.46-45,919.74

Finding the Fourth Proportional to 179,036.36, 268,534.46 and 45,919.74

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Solution

The fourth proportional to 179,036.36, 268,534.46 and 45,919.74 is: 68,874.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,036.36 : 268,534.46 = 45,919.74 : x
  2. Step 2: Convert to fraction form
    179,036.36/268,534.46 = 45,919.74/x
  3. Step 3: Cross multiply
    179,036.36x = 268,534.46 × 45,919.74
  4. Step 4: Simplify right side
    179,036.36x = 12,331,032,584.24
  5. Step 5: Solve for x
    x = 12,331,032,584.24/179,036.36
  6. Step 6: Final answer
    x = 68,874.46

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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.