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Finding the Fourth Proportional to 101,606.90, 152,508.72 and 49,053.26

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Solution

The fourth proportional to 101,606.90, 152,508.72 and 49,053.26 is: 73,627.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,606.90 : 152,508.72 = 49,053.26 : x
  2. Step 2: Convert to fraction form
    101,606.90/152,508.72 = 49,053.26/x
  3. Step 3: Cross multiply
    101,606.90x = 152,508.72 × 49,053.26
  4. Step 4: Simplify right side
    101,606.90x = 7,481,049,894.43
  5. Step 5: Solve for x
    x = 7,481,049,894.43/101,606.90
  6. Step 6: Final answer
    x = 73,627.38

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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.