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Finding the Fourth Proportional to 70,708.90, 106,056.06 and 23,960.56

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Solution

The fourth proportional to 70,708.90, 106,056.06 and 23,960.56 is: 35,938.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,708.90 : 106,056.06 = 23,960.56 : x
  2. Step 2: Convert to fraction form
    70,708.90/106,056.06 = 23,960.56/x
  3. Step 3: Cross multiply
    70,708.90x = 106,056.06 × 23,960.56
  4. Step 4: Simplify right side
    70,708.90x = 2,541,162,588.99
  5. Step 5: Solve for x
    x = 2,541,162,588.99/70,708.90
  6. Step 6: Final answer
    x = 35,938.37

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1.5x scale

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.