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Finding the Fourth Proportional to 168,339.75, 232,313.72 and 92,893.11

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Solution

The fourth proportional to 168,339.75, 232,313.72 and 92,893.11 is: 128,195.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,339.75 : 232,313.72 = 92,893.11 : x
  2. Step 2: Convert to fraction form
    168,339.75/232,313.72 = 92,893.11/x
  3. Step 3: Cross multiply
    168,339.75x = 232,313.72 × 92,893.11
  4. Step 4: Simplify right side
    168,339.75x = 21,580,343,482.00
  5. Step 5: Solve for x
    x = 21,580,343,482.00/168,339.75
  6. Step 6: Final answer
    x = 128,195.17

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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.