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Finding the Fourth Proportional to 127,496.68, 175,942.92 and 70,906.84

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Solution

The fourth proportional to 127,496.68, 175,942.92 and 70,906.84 is: 97,850.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,496.68 : 175,942.92 = 70,906.84 : x
  2. Step 2: Convert to fraction form
    127,496.68/175,942.92 = 70,906.84/x
  3. Step 3: Cross multiply
    127,496.68x = 175,942.92 × 70,906.84
  4. Step 4: Simplify right side
    127,496.68x = 12,475,556,477.57
  5. Step 5: Solve for x
    x = 12,475,556,477.57/127,496.68
  6. Step 6: Final answer
    x = 97,850.05

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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.