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Finding the Fourth Proportional to 204,504, 282,215.52 and 115,081.92

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Solution

The fourth proportional to 204,504, 282,215.52 and 115,081.92 is: 158,813.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,504 : 282,215.52 = 115,081.92 : x
  2. Step 2: Convert to fraction form
    204,504/282,215.52 = 115,081.92/x
  3. Step 3: Cross multiply
    204,504x = 282,215.52 × 115,081.92
  4. Step 4: Simplify right side
    204,504x = 32,477,903,895.40
  5. Step 5: Solve for x
    x = 32,477,903,895.40/204,504
  6. Step 6: Final answer
    x = 158,813.05

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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.