Home / 70,744.05-106,122.96-25,777.62

Finding the Fourth Proportional to 70,744.05, 106,122.96 and 25,777.62

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Solution

The fourth proportional to 70,744.05, 106,122.96 and 25,777.62 is: 38,668.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,744.05 : 106,122.96 = 25,777.62 : x
  2. Step 2: Convert to fraction form
    70,744.05/106,122.96 = 25,777.62/x
  3. Step 3: Cross multiply
    70,744.05x = 106,122.96 × 25,777.62
  4. Step 4: Simplify right side
    70,744.05x = 2,735,597,336.16
  5. Step 5: Solve for x
    x = 2,735,597,336.16/70,744.05
  6. Step 6: Final answer
    x = 38,668.94

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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.