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Finding the Fourth Proportional to 184,321.62, 254,371.95 and 103,754.31

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Solution

The fourth proportional to 184,321.62, 254,371.95 and 103,754.31 is: 143,185.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,321.62 : 254,371.95 = 103,754.31 : x
  2. Step 2: Convert to fraction form
    184,321.62/254,371.95 = 103,754.31/x
  3. Step 3: Cross multiply
    184,321.62x = 254,371.95 × 103,754.31
  4. Step 4: Simplify right side
    184,321.62x = 26,392,186,155.60
  5. Step 5: Solve for x
    x = 26,392,186,155.60/184,321.62
  6. Step 6: Final answer
    x = 143,185.52

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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.