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Finding the Fourth Proportional to 22,223.80, 33,332.82 and 8,371

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Solution

The fourth proportional to 22,223.80, 33,332.82 and 8,371 is: 12,555.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,223.80 : 33,332.82 = 8,371 : x
  2. Step 2: Convert to fraction form
    22,223.80/33,332.82 = 8,371/x
  3. Step 3: Cross multiply
    22,223.80x = 33,332.82 × 8,371
  4. Step 4: Simplify right side
    22,223.80x = 279,029,036.22
  5. Step 5: Solve for x
    x = 279,029,036.22/22,223.80
  6. Step 6: Final answer
    x = 12,555.42

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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.