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Finding the Fourth Proportional to 184,279.69, 254,263.90 and 103,677.81

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Solution

The fourth proportional to 184,279.69, 254,263.90 and 103,677.81 is: 143,051.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,279.69 : 254,263.90 = 103,677.81 : x
  2. Step 2: Convert to fraction form
    184,279.69/254,263.90 = 103,677.81/x
  3. Step 3: Cross multiply
    184,279.69x = 254,263.90 × 103,677.81
  4. Step 4: Simplify right side
    184,279.69x = 26,361,524,314.06
  5. Step 5: Solve for x
    x = 26,361,524,314.06/184,279.69
  6. Step 6: Final answer
    x = 143,051.71

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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.