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Finding the Fourth Proportional to 184,193.43, 254,186.56 and 103,621.01

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Solution

The fourth proportional to 184,193.43, 254,186.56 and 103,621.01 is: 142,996.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,193.43 : 254,186.56 = 103,621.01 : x
  2. Step 2: Convert to fraction form
    184,193.43/254,186.56 = 103,621.01/x
  3. Step 3: Cross multiply
    184,193.43x = 254,186.56 × 103,621.01
  4. Step 4: Simplify right side
    184,193.43x = 26,339,068,075.63
  5. Step 5: Solve for x
    x = 26,339,068,075.63/184,193.43
  6. Step 6: Final answer
    x = 142,996.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.