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Finding the Fourth Proportional to 241,791.64, 362,592.48 and 81,823.52

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Solution

The fourth proportional to 241,791.64, 362,592.48 and 81,823.52 is: 122,703.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,791.64 : 362,592.48 = 81,823.52 : x
  2. Step 2: Convert to fraction form
    241,791.64/362,592.48 = 81,823.52/x
  3. Step 3: Cross multiply
    241,791.64x = 362,592.48 × 81,823.52
  4. Step 4: Simplify right side
    241,791.64x = 29,668,593,039.13
  5. Step 5: Solve for x
    x = 29,668,593,039.13/241,791.64
  6. Step 6: Final answer
    x = 122,703.14

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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.