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Finding the Fourth Proportional to 22,630.28, 33,931.98 and 9,299.32

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Solution

The fourth proportional to 22,630.28, 33,931.98 and 9,299.32 is: 13,943.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,630.28 : 33,931.98 = 9,299.32 : x
  2. Step 2: Convert to fraction form
    22,630.28/33,931.98 = 9,299.32/x
  3. Step 3: Cross multiply
    22,630.28x = 33,931.98 × 9,299.32
  4. Step 4: Simplify right side
    22,630.28x = 315,544,340.25
  5. Step 5: Solve for x
    x = 315,544,340.25/22,630.28
  6. Step 6: Final answer
    x = 13,943.46

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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.