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Finding the Fourth Proportional to 184,608.36, 254,759.54 and 99,725.42

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Solution

The fourth proportional to 184,608.36, 254,759.54 and 99,725.42 is: 137,621.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,608.36 : 254,759.54 = 99,725.42 : x
  2. Step 2: Convert to fraction form
    184,608.36/254,759.54 = 99,725.42/x
  3. Step 3: Cross multiply
    184,608.36x = 254,759.54 × 99,725.42
  4. Step 4: Simplify right side
    184,608.36x = 25,406,001,626.88
  5. Step 5: Solve for x
    x = 25,406,001,626.88/184,608.36
  6. Step 6: Final answer
    x = 137,621.08

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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.