Home / 173,946.80-260,953.68-74,105.12

Finding the Fourth Proportional to 173,946.80, 260,953.68 and 74,105.12

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Solution

The fourth proportional to 173,946.80, 260,953.68 and 74,105.12 is: 111,171.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,946.80 : 260,953.68 = 74,105.12 : x
  2. Step 2: Convert to fraction form
    173,946.80/260,953.68 = 74,105.12/x
  3. Step 3: Cross multiply
    173,946.80x = 260,953.68 × 74,105.12
  4. Step 4: Simplify right side
    173,946.80x = 19,338,003,770.84
  5. Step 5: Solve for x
    x = 19,338,003,770.84/173,946.80
  6. Step 6: Final answer
    x = 111,171.94

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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.