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Finding the Fourth Proportional to 123,367.77, 184,964.04 and 53,267.13

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Solution

The fourth proportional to 123,367.77, 184,964.04 and 53,267.13 is: 79,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,367.77 : 184,964.04 = 53,267.13 : x
  2. Step 2: Convert to fraction form
    123,367.77/184,964.04 = 53,267.13/x
  3. Step 3: Cross multiply
    123,367.77x = 184,964.04 × 53,267.13
  4. Step 4: Simplify right side
    123,367.77x = 9,852,503,564.01
  5. Step 5: Solve for x
    x = 9,852,503,564.01/123,367.77
  6. Step 6: Final answer
    x = 79,862.87

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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.