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Finding the Fourth Proportional to 151,006.60, 226,509.90 and 45,825.40

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Solution

The fourth proportional to 151,006.60, 226,509.90 and 45,825.40 is: 68,738.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,006.60 : 226,509.90 = 45,825.40 : x
  2. Step 2: Convert to fraction form
    151,006.60/226,509.90 = 45,825.40/x
  3. Step 3: Cross multiply
    151,006.60x = 226,509.90 × 45,825.40
  4. Step 4: Simplify right side
    151,006.60x = 10,379,906,771.46
  5. Step 5: Solve for x
    x = 10,379,906,771.46/151,006.60
  6. Step 6: Final answer
    x = 68,738.10

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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.