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Finding the Fourth Proportional to 170,273.97, 255,401.43 and 51,936.02

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Solution

The fourth proportional to 170,273.97, 255,401.43 and 51,936.02 is: 77,901.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,273.97 : 255,401.43 = 51,936.02 : x
  2. Step 2: Convert to fraction form
    170,273.97/255,401.43 = 51,936.02/x
  3. Step 3: Cross multiply
    170,273.97x = 255,401.43 × 51,936.02
  4. Step 4: Simplify right side
    170,273.97x = 13,264,532,499.50
  5. Step 5: Solve for x
    x = 13,264,532,499.50/170,273.97
  6. Step 6: Final answer
    x = 77,901.12

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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.