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Finding the Fourth Proportional to 184,607.25, 254,758.01 and 99,724.32

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Solution

The fourth proportional to 184,607.25, 254,758.01 and 99,724.32 is: 137,619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,607.25 : 254,758.01 = 99,724.32 : x
  2. Step 2: Convert to fraction form
    184,607.25/254,758.01 = 99,724.32/x
  3. Step 3: Cross multiply
    184,607.25x = 254,758.01 × 99,724.32
  4. Step 4: Simplify right side
    184,607.25x = 25,405,568,813.18
  5. Step 5: Solve for x
    x = 25,405,568,813.18/184,607.25
  6. Step 6: Final answer
    x = 137,619.56

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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.