Home / 39,524.81-59,234.94-20,766.51

Finding the Fourth Proportional to 39,524.81, 59,234.94 and 20,766.51

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Solution

The fourth proportional to 39,524.81, 59,234.94 and 20,766.51 is: 31,122.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,524.81 : 59,234.94 = 20,766.51 : x
  2. Step 2: Convert to fraction form
    39,524.81/59,234.94 = 20,766.51/x
  3. Step 3: Cross multiply
    39,524.81x = 59,234.94 × 20,766.51
  4. Step 4: Simplify right side
    39,524.81x = 1,230,102,973.86
  5. Step 5: Solve for x
    x = 1,230,102,973.86/39,524.81
  6. Step 6: Final answer
    x = 31,122.30

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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.