Home / 88,764.24-122,495.48-50,521.91

Finding the Fourth Proportional to 88,764.24, 122,495.48 and 50,521.91

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Solution

The fourth proportional to 88,764.24, 122,495.48 and 50,521.91 is: 69,720.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,764.24 : 122,495.48 = 50,521.91 : x
  2. Step 2: Convert to fraction form
    88,764.24/122,495.48 = 50,521.91/x
  3. Step 3: Cross multiply
    88,764.24x = 122,495.48 × 50,521.91
  4. Step 4: Simplify right side
    88,764.24x = 6,188,705,615.97
  5. Step 5: Solve for x
    x = 6,188,705,615.97/88,764.24
  6. Step 6: Final answer
    x = 69,720.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.