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Finding the Fourth Proportional to 65,329.43, 97,993.79 and 23,776.43

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Solution

The fourth proportional to 65,329.43, 97,993.79 and 23,776.43 is: 35,664.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,329.43 : 97,993.79 = 23,776.43 : x
  2. Step 2: Convert to fraction form
    65,329.43/97,993.79 = 23,776.43/x
  3. Step 3: Cross multiply
    65,329.43x = 97,993.79 × 23,776.43
  4. Step 4: Simplify right side
    65,329.43x = 2,329,942,369.49
  5. Step 5: Solve for x
    x = 2,329,942,369.49/65,329.43
  6. Step 6: Final answer
    x = 35,664.51

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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.