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Finding the Fourth Proportional to 183,859.94, 253,730.14 and 102,195.84

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Solution

The fourth proportional to 183,859.94, 253,730.14 and 102,195.84 is: 141,032.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,859.94 : 253,730.14 = 102,195.84 : x
  2. Step 2: Convert to fraction form
    183,859.94/253,730.14 = 102,195.84/x
  3. Step 3: Cross multiply
    183,859.94x = 253,730.14 × 102,195.84
  4. Step 4: Simplify right side
    183,859.94x = 25,930,164,790.62
  5. Step 5: Solve for x
    x = 25,930,164,790.62/183,859.94
  6. Step 6: Final answer
    x = 141,032.16

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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.