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Finding the Fourth Proportional to 29,892.69, 44,843.47 and 18,638.86

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Solution

The fourth proportional to 29,892.69, 44,843.47 and 18,638.86 is: 27,961.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,892.69 : 44,843.47 = 18,638.86 : x
  2. Step 2: Convert to fraction form
    29,892.69/44,843.47 = 18,638.86/x
  3. Step 3: Cross multiply
    29,892.69x = 44,843.47 × 18,638.86
  4. Step 4: Simplify right side
    29,892.69x = 835,831,159.24
  5. Step 5: Solve for x
    x = 835,831,159.24/29,892.69
  6. Step 6: Final answer
    x = 27,961.06

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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.