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Finding the Fourth Proportional to 184,278.40, 254,301.12 and 103,705.90

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Solution

The fourth proportional to 184,278.40, 254,301.12 and 103,705.90 is: 143,112.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,278.40 : 254,301.12 = 103,705.90 : x
  2. Step 2: Convert to fraction form
    184,278.40/254,301.12 = 103,705.90/x
  3. Step 3: Cross multiply
    184,278.40x = 254,301.12 × 103,705.90
  4. Step 4: Simplify right side
    184,278.40x = 26,372,526,520.61
  5. Step 5: Solve for x
    x = 26,372,526,520.61/184,278.40
  6. Step 6: Final answer
    x = 143,112.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.