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Finding the Fourth Proportional to 179,553.70, 269,330.55 and 104,758.30

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Solution

The fourth proportional to 179,553.70, 269,330.55 and 104,758.30 is: 157,137.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,553.70 : 269,330.55 = 104,758.30 : x
  2. Step 2: Convert to fraction form
    179,553.70/269,330.55 = 104,758.30/x
  3. Step 3: Cross multiply
    179,553.70x = 269,330.55 × 104,758.30
  4. Step 4: Simplify right side
    179,553.70x = 28,214,610,556.07
  5. Step 5: Solve for x
    x = 28,214,610,556.07/179,553.70
  6. Step 6: Final answer
    x = 157,137.45

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1.5x scale

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.