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Finding the Fourth Proportional to 184,291.77, 254,330.82 and 103,724.51

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Solution

The fourth proportional to 184,291.77, 254,330.82 and 103,724.51 is: 143,144.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,291.77 : 254,330.82 = 103,724.51 : x
  2. Step 2: Convert to fraction form
    184,291.77/254,330.82 = 103,724.51/x
  3. Step 3: Cross multiply
    184,291.77x = 254,330.82 × 103,724.51
  4. Step 4: Simplify right side
    184,291.77x = 26,380,339,364.48
  5. Step 5: Solve for x
    x = 26,380,339,364.48/184,291.77
  6. Step 6: Final answer
    x = 143,144.43

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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.