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Finding the Fourth Proportional to 29,491.32, 44,224.56 and 11,948.88

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Solution

The fourth proportional to 29,491.32, 44,224.56 and 11,948.88 is: 17,918.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,491.32 : 44,224.56 = 11,948.88 : x
  2. Step 2: Convert to fraction form
    29,491.32/44,224.56 = 11,948.88/x
  3. Step 3: Cross multiply
    29,491.32x = 44,224.56 × 11,948.88
  4. Step 4: Simplify right side
    29,491.32x = 528,433,960.49
  5. Step 5: Solve for x
    x = 528,433,960.49/29,491.32
  6. Step 6: Final answer
    x = 17,918.29

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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.