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Finding the Fourth Proportional to 175,800.78, 263,672.01 and 63,459.45

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Solution

The fourth proportional to 175,800.78, 263,672.01 and 63,459.45 is: 95,178.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,800.78 : 263,672.01 = 63,459.45 : x
  2. Step 2: Convert to fraction form
    175,800.78/263,672.01 = 63,459.45/x
  3. Step 3: Cross multiply
    175,800.78x = 263,672.01 × 63,459.45
  4. Step 4: Simplify right side
    175,800.78x = 16,732,480,734.99
  5. Step 5: Solve for x
    x = 16,732,480,734.99/175,800.78
  6. Step 6: Final answer
    x = 95,178.65

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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.