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Finding the Fourth Proportional to 29,961, 44,939.61 and 11,705.22

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Solution

The fourth proportional to 29,961, 44,939.61 and 11,705.22 is: 17,557.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,961 : 44,939.61 = 11,705.22 : x
  2. Step 2: Convert to fraction form
    29,961/44,939.61 = 11,705.22/x
  3. Step 3: Cross multiply
    29,961x = 44,939.61 × 11,705.22
  4. Step 4: Simplify right side
    29,961x = 526,028,021.76
  5. Step 5: Solve for x
    x = 526,028,021.76/29,961
  6. Step 6: Final answer
    x = 17,557.09

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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.