Home / 63,429.20-95,028.60-51,678.80

Finding the Fourth Proportional to 63,429.20, 95,028.60 and 51,678.80

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Solution

The fourth proportional to 63,429.20, 95,028.60 and 51,678.80 is: 77,424.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,429.20 : 95,028.60 = 51,678.80 : x
  2. Step 2: Convert to fraction form
    63,429.20/95,028.60 = 51,678.80/x
  3. Step 3: Cross multiply
    63,429.20x = 95,028.60 × 51,678.80
  4. Step 4: Simplify right side
    63,429.20x = 4,910,964,013.68
  5. Step 5: Solve for x
    x = 4,910,964,013.68/63,429.20
  6. Step 6: Final answer
    x = 77,424.34

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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.