Home / 79,051.14-109,059.92-50,365.67

Finding the Fourth Proportional to 79,051.14, 109,059.92 and 50,365.67

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Solution

The fourth proportional to 79,051.14, 109,059.92 and 50,365.67 is: 69,485.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,051.14 : 109,059.92 = 50,365.67 : x
  2. Step 2: Convert to fraction form
    79,051.14/109,059.92 = 50,365.67/x
  3. Step 3: Cross multiply
    79,051.14x = 109,059.92 × 50,365.67
  4. Step 4: Simplify right side
    79,051.14x = 5,492,876,252.88
  5. Step 5: Solve for x
    x = 5,492,876,252.88/79,051.14
  6. Step 6: Final answer
    x = 69,485.10

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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.