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Finding the Fourth Proportional to 168,517.84, 232,554.72 and 92,038

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Solution

The fourth proportional to 168,517.84, 232,554.72 and 92,038 is: 127,012.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,517.84 : 232,554.72 = 92,038 : x
  2. Step 2: Convert to fraction form
    168,517.84/232,554.72 = 92,038/x
  3. Step 3: Cross multiply
    168,517.84x = 232,554.72 × 92,038
  4. Step 4: Simplify right side
    168,517.84x = 21,403,871,319.36
  5. Step 5: Solve for x
    x = 21,403,871,319.36/168,517.84
  6. Step 6: Final answer
    x = 127,012.50

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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.