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Finding the Fourth Proportional to 184,608.75, 254,760.08 and 99,725.82

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Solution

The fourth proportional to 184,608.75, 254,760.08 and 99,725.82 is: 137,621.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,608.75 : 254,760.08 = 99,725.82 : x
  2. Step 2: Convert to fraction form
    184,608.75/254,760.08 = 99,725.82/x
  3. Step 3: Cross multiply
    184,608.75x = 254,760.08 × 99,725.82
  4. Step 4: Simplify right side
    184,608.75x = 25,406,157,382.64
  5. Step 5: Solve for x
    x = 25,406,157,382.64/184,608.75
  6. Step 6: Final answer
    x = 137,621.63

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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.