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Finding the Fourth Proportional to 235,956.38, 325,644.40 and 134,009.37

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Solution

The fourth proportional to 235,956.38, 325,644.40 and 134,009.37 is: 184,946.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,956.38 : 325,644.40 = 134,009.37 : x
  2. Step 2: Convert to fraction form
    235,956.38/325,644.40 = 134,009.37/x
  3. Step 3: Cross multiply
    235,956.38x = 325,644.40 × 134,009.37
  4. Step 4: Simplify right side
    235,956.38x = 43,639,401,055.54
  5. Step 5: Solve for x
    x = 43,639,401,055.54/235,956.38
  6. Step 6: Final answer
    x = 184,946.90

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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.