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Finding the Fourth Proportional to 29,948.50, 44,924.91 and 11,480.50

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Solution

The fourth proportional to 29,948.50, 44,924.91 and 11,480.50 is: 17,221.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,948.50 : 44,924.91 = 11,480.50 : x
  2. Step 2: Convert to fraction form
    29,948.50/44,924.91 = 11,480.50/x
  3. Step 3: Cross multiply
    29,948.50x = 44,924.91 × 11,480.50
  4. Step 4: Simplify right side
    29,948.50x = 515,760,429.26
  5. Step 5: Solve for x
    x = 515,760,429.26/29,948.50
  6. Step 6: Final answer
    x = 17,221.58

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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.