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Finding the Fourth Proportional to 300,181.06, 450,206.84 and 95,031.92

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Solution

The fourth proportional to 300,181.06, 450,206.84 and 95,031.92 is: 142,527.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,181.06 : 450,206.84 = 95,031.92 : x
  2. Step 2: Convert to fraction form
    300,181.06/450,206.84 = 95,031.92/x
  3. Step 3: Cross multiply
    300,181.06x = 450,206.84 × 95,031.92
  4. Step 4: Simplify right side
    300,181.06x = 42,784,020,402.33
  5. Step 5: Solve for x
    x = 42,784,020,402.33/300,181.06
  6. Step 6: Final answer
    x = 142,527.38

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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.