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Finding the Fourth Proportional to 205,392.19, 308,127.16 and 94,584.19

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Solution

The fourth proportional to 205,392.19, 308,127.16 and 94,584.19 is: 141,894.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,392.19 : 308,127.16 = 94,584.19 : x
  2. Step 2: Convert to fraction form
    205,392.19/308,127.16 = 94,584.19/x
  3. Step 3: Cross multiply
    205,392.19x = 308,127.16 × 94,584.19
  4. Step 4: Simplify right side
    205,392.19x = 29,143,957,845.60
  5. Step 5: Solve for x
    x = 29,143,957,845.60/205,392.19
  6. Step 6: Final answer
    x = 141,894.19

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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.