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Finding the Fourth Proportional to 103,595.01, 155,388.87 and 33,472.50

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Solution

The fourth proportional to 103,595.01, 155,388.87 and 33,472.50 is: 50,207.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,595.01 : 155,388.87 = 33,472.50 : x
  2. Step 2: Convert to fraction form
    103,595.01/155,388.87 = 33,472.50/x
  3. Step 3: Cross multiply
    103,595.01x = 155,388.87 × 33,472.50
  4. Step 4: Simplify right side
    103,595.01x = 5,201,253,951.08
  5. Step 5: Solve for x
    x = 5,201,253,951.08/103,595.01
  6. Step 6: Final answer
    x = 50,207.57

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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.