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Finding the Fourth Proportional to 164,768.52, 246,981.54 and 70,059.48

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Solution

The fourth proportional to 164,768.52, 246,981.54 and 70,059.48 is: 105,016.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,768.52 : 246,981.54 = 70,059.48 : x
  2. Step 2: Convert to fraction form
    164,768.52/246,981.54 = 70,059.48/x
  3. Step 3: Cross multiply
    164,768.52x = 246,981.54 × 70,059.48
  4. Step 4: Simplify right side
    164,768.52x = 17,303,398,262.00
  5. Step 5: Solve for x
    x = 17,303,398,262.00/164,768.52
  6. Step 6: Final answer
    x = 105,016.41

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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.