Home / 119,738.12-179,635.32-40,852.62

Finding the Fourth Proportional to 119,738.12, 179,635.32 and 40,852.62

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Solution

The fourth proportional to 119,738.12, 179,635.32 and 40,852.62 is: 61,288.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,738.12 : 179,635.32 = 40,852.62 : x
  2. Step 2: Convert to fraction form
    119,738.12/179,635.32 = 40,852.62/x
  3. Step 3: Cross multiply
    119,738.12x = 179,635.32 × 40,852.62
  4. Step 4: Simplify right side
    119,738.12x = 7,338,573,466.54
  5. Step 5: Solve for x
    x = 7,338,573,466.54/119,738.12
  6. Step 6: Final answer
    x = 61,288.53

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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.