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Finding the Fourth Proportional to 159,960.94, 239,733.26 and 65,080.52

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Solution

The fourth proportional to 159,960.94, 239,733.26 and 65,080.52 is: 97,536.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,960.94 : 239,733.26 = 65,080.52 : x
  2. Step 2: Convert to fraction form
    159,960.94/239,733.26 = 65,080.52/x
  3. Step 3: Cross multiply
    159,960.94x = 239,733.26 × 65,080.52
  4. Step 4: Simplify right side
    159,960.94x = 15,601,965,222.10
  5. Step 5: Solve for x
    x = 15,601,965,222.10/159,960.94
  6. Step 6: Final answer
    x = 97,536.09

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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.