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Finding the Fourth Proportional to 175,185.82, 262,769.01 and 155,687.50

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Solution

The fourth proportional to 175,185.82, 262,769.01 and 155,687.50 is: 233,522.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,185.82 : 262,769.01 = 155,687.50 : x
  2. Step 2: Convert to fraction form
    175,185.82/262,769.01 = 155,687.50/x
  3. Step 3: Cross multiply
    175,185.82x = 262,769.01 × 155,687.50
  4. Step 4: Simplify right side
    175,185.82x = 40,909,850,244.38
  5. Step 5: Solve for x
    x = 40,909,850,244.38/175,185.82
  6. Step 6: Final answer
    x = 233,522.61

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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.