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Finding the Fourth Proportional to 101,626.60, 152,483.64 and 49,075.44

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Solution

The fourth proportional to 101,626.60, 152,483.64 and 49,075.44 is: 73,634.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,626.60 : 152,483.64 = 49,075.44 : x
  2. Step 2: Convert to fraction form
    101,626.60/152,483.64 = 49,075.44/x
  3. Step 3: Cross multiply
    101,626.60x = 152,483.64 × 49,075.44
  4. Step 4: Simplify right side
    101,626.60x = 7,483,201,725.80
  5. Step 5: Solve for x
    x = 7,483,201,725.80/101,626.60
  6. Step 6: Final answer
    x = 73,634.28

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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.