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Finding the Fourth Proportional to 184,258.80, 275,732.10 and 127,834.20

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Solution

The fourth proportional to 184,258.80, 275,732.10 and 127,834.20 is: 191,296.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,258.80 : 275,732.10 = 127,834.20 : x
  2. Step 2: Convert to fraction form
    184,258.80/275,732.10 = 127,834.20/x
  3. Step 3: Cross multiply
    184,258.80x = 275,732.10 × 127,834.20
  4. Step 4: Simplify right side
    184,258.80x = 35,247,992,417.82
  5. Step 5: Solve for x
    x = 35,247,992,417.82/184,258.80
  6. Step 6: Final answer
    x = 191,296.11

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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.