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Finding the Fourth Proportional to 32,239.66, 44,479.83 and 20,923.33

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Solution

The fourth proportional to 32,239.66, 44,479.83 and 20,923.33 is: 28,867.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,239.66 : 44,479.83 = 20,923.33 : x
  2. Step 2: Convert to fraction form
    32,239.66/44,479.83 = 20,923.33/x
  3. Step 3: Cross multiply
    32,239.66x = 44,479.83 × 20,923.33
  4. Step 4: Simplify right side
    32,239.66x = 930,666,161.43
  5. Step 5: Solve for x
    x = 930,666,161.43/32,239.66
  6. Step 6: Final answer
    x = 28,867.12

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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.