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Finding the Fourth Proportional to 127,496.52, 175,940.46 and 70,906.68

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Solution

The fourth proportional to 127,496.52, 175,940.46 and 70,906.68 is: 97,848.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,496.52 : 175,940.46 = 70,906.68 : x
  2. Step 2: Convert to fraction form
    127,496.52/175,940.46 = 70,906.68/x
  3. Step 3: Cross multiply
    127,496.52x = 175,940.46 × 70,906.68
  4. Step 4: Simplify right side
    127,496.52x = 12,475,353,896.27
  5. Step 5: Solve for x
    x = 12,475,353,896.27/127,496.52
  6. Step 6: Final answer
    x = 97,848.58

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1.5x scale

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.