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Finding the Fourth Proportional to 261,251.67, 392,052.06 and 95,039.67

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Solution

The fourth proportional to 261,251.67, 392,052.06 and 95,039.67 is: 142,623.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,251.67 : 392,052.06 = 95,039.67 : x
  2. Step 2: Convert to fraction form
    261,251.67/392,052.06 = 95,039.67/x
  3. Step 3: Cross multiply
    261,251.67x = 392,052.06 × 95,039.67
  4. Step 4: Simplify right side
    261,251.67x = 37,260,498,405.22
  5. Step 5: Solve for x
    x = 37,260,498,405.22/261,251.67
  6. Step 6: Final answer
    x = 142,623.01

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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.