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Finding the Fourth Proportional to 184,430.40, 276,645.60 and 114,446.40

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Solution

The fourth proportional to 184,430.40, 276,645.60 and 114,446.40 is: 171,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,430.40 : 276,645.60 = 114,446.40 : x
  2. Step 2: Convert to fraction form
    184,430.40/276,645.60 = 114,446.40/x
  3. Step 3: Cross multiply
    184,430.40x = 276,645.60 × 114,446.40
  4. Step 4: Simplify right side
    184,430.40x = 31,661,092,995.84
  5. Step 5: Solve for x
    x = 31,661,092,995.84/184,430.40
  6. Step 6: Final answer
    x = 171,669.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.