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Finding the Fourth Proportional to 29,369.54, 44,070.46 and 12,729.72

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Solution

The fourth proportional to 29,369.54, 44,070.46 and 12,729.72 is: 19,101.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,369.54 : 44,070.46 = 12,729.72 : x
  2. Step 2: Convert to fraction form
    29,369.54/44,070.46 = 12,729.72/x
  3. Step 3: Cross multiply
    29,369.54x = 44,070.46 × 12,729.72
  4. Step 4: Simplify right side
    29,369.54x = 561,004,616.07
  5. Step 5: Solve for x
    x = 561,004,616.07/29,369.54
  6. Step 6: Final answer
    x = 19,101.58

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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.