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Finding the Fourth Proportional to 29,445.66, 44,168.49 and 13,864.50

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Solution

The fourth proportional to 29,445.66, 44,168.49 and 13,864.50 is: 20,796.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,445.66 : 44,168.49 = 13,864.50 : x
  2. Step 2: Convert to fraction form
    29,445.66/44,168.49 = 13,864.50/x
  3. Step 3: Cross multiply
    29,445.66x = 44,168.49 × 13,864.50
  4. Step 4: Simplify right side
    29,445.66x = 612,374,029.61
  5. Step 5: Solve for x
    x = 612,374,029.61/29,445.66
  6. Step 6: Final answer
    x = 20,796.75

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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.