Home / 119,818.26-179,750.43-45,940.50

Finding the Fourth Proportional to 119,818.26, 179,750.43 and 45,940.50

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Solution

The fourth proportional to 119,818.26, 179,750.43 and 45,940.50 is: 68,919.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,818.26 : 179,750.43 = 45,940.50 : x
  2. Step 2: Convert to fraction form
    119,818.26/179,750.43 = 45,940.50/x
  3. Step 3: Cross multiply
    119,818.26x = 179,750.43 × 45,940.50
  4. Step 4: Simplify right side
    119,818.26x = 8,257,824,629.42
  5. Step 5: Solve for x
    x = 8,257,824,629.42/119,818.26
  6. Step 6: Final answer
    x = 68,919.58

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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.