Home / 183,968.46-276,030.45-78,836.94

Finding the Fourth Proportional to 183,968.46, 276,030.45 and 78,836.94

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Solution

The fourth proportional to 183,968.46, 276,030.45 and 78,836.94 is: 118,288.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,968.46 : 276,030.45 = 78,836.94 : x
  2. Step 2: Convert to fraction form
    183,968.46/276,030.45 = 78,836.94/x
  3. Step 3: Cross multiply
    183,968.46x = 276,030.45 × 78,836.94
  4. Step 4: Simplify right side
    183,968.46x = 21,761,396,024.82
  5. Step 5: Solve for x
    x = 21,761,396,024.82/183,968.46
  6. Step 6: Final answer
    x = 118,288.73

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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.