Home / 88,762.24-122,492.72-50,519.91

Finding the Fourth Proportional to 88,762.24, 122,492.72 and 50,519.91

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Solution

The fourth proportional to 88,762.24, 122,492.72 and 50,519.91 is: 69,717.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,762.24 : 122,492.72 = 50,519.91 : x
  2. Step 2: Convert to fraction form
    88,762.24/122,492.72 = 50,519.91/x
  3. Step 3: Cross multiply
    88,762.24x = 122,492.72 × 50,519.91
  4. Step 4: Simplify right side
    88,762.24x = 6,188,321,190.06
  5. Step 5: Solve for x
    x = 6,188,321,190.06/88,762.24
  6. Step 6: Final answer
    x = 69,717.95

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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.