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Finding the Fourth Proportional to 158,481.36, 237,634.56 and 65,052.72

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Solution

The fourth proportional to 158,481.36, 237,634.56 and 65,052.72 is: 97,543.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,481.36 : 237,634.56 = 65,052.72 : x
  2. Step 2: Convert to fraction form
    158,481.36/237,634.56 = 65,052.72/x
  3. Step 3: Cross multiply
    158,481.36x = 237,634.56 × 65,052.72
  4. Step 4: Simplify right side
    158,481.36x = 15,458,774,494.00
  5. Step 5: Solve for x
    x = 15,458,774,494.00/158,481.36
  6. Step 6: Final answer
    x = 97,543.17

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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.